CSS - PMS - CCE - PCS - Mathematics
Geometry
Find circumference for radius 11 cm. Use π≈3.1416.<br/><svg xmlns="http://www.w3.org/2000/svg" width="260" height="180" viewBox="0 0 260 180" role="img"><circle cx="130" cy="95" r="65" fill="none" stroke="#1f2937" stroke-width="2"/><circle cx="130" cy="95" r="3" fill="#111"/><text x="137" y="91" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">O</text><line x1="130" y1="95" x2="195" y2="95" stroke="#2563eb" stroke-width="2.5"/><text x="153" y="85" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">11 cm</text></svg>
A. 72.12 cm
B. 69.12 cm
C. 75.12 cm
D. 66.12 cm
Correct Answer: B
C=2πr≈69.12 cm.
CSS - PMS - CCE - PCS - Mathematics
Geometry
Find circumference for radius 10 cm. Use π≈3.1416.<br/><svg xmlns="http://www.w3.org/2000/svg" width="260" height="180" viewBox="0 0 260 180" role="img"><circle cx="130" cy="95" r="65" fill="none" stroke="#1f2937" stroke-width="2"/><circle cx="130" cy="95" r="3" fill="#111"/><text x="137" y="91" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">O</text><line x1="130" y1="95" x2="195" y2="95" stroke="#2563eb" stroke-width="2.5"/><text x="153" y="85" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">10 cm</text></svg>
A. 59.83 cm
B. 62.83 cm
C. 68.83 cm
D. 65.83 cm
Correct Answer: B
C=2πr≈62.83 cm.
CSS - PMS - CCE - PCS - Mathematics
Geometry
Find circumference for radius 9 cm. Use π≈3.1416.<br/><svg xmlns="http://www.w3.org/2000/svg" width="260" height="180" viewBox="0 0 260 180" role="img"><circle cx="130" cy="95" r="65" fill="none" stroke="#1f2937" stroke-width="2"/><circle cx="130" cy="95" r="3" fill="#111"/><text x="137" y="91" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">O</text><line x1="130" y1="95" x2="195" y2="95" stroke="#2563eb" stroke-width="2.5"/><text x="153" y="85" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">9 cm</text></svg>
A. 62.55 cm
B. 59.55 cm
C. 56.55 cm
D. 53.55 cm
Correct Answer: C
C=2πr≈56.55 cm.
CSS - PMS - CCE - PCS - Mathematics
Geometry
Find circumference for radius 8 cm. Use π≈3.1416.<br/><svg xmlns="http://www.w3.org/2000/svg" width="260" height="180" viewBox="0 0 260 180" role="img"><circle cx="130" cy="95" r="65" fill="none" stroke="#1f2937" stroke-width="2"/><circle cx="130" cy="95" r="3" fill="#111"/><text x="137" y="91" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">O</text><line x1="130" y1="95" x2="195" y2="95" stroke="#2563eb" stroke-width="2.5"/><text x="153" y="85" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">8 cm</text></svg>
A. 56.27 cm
B. 47.27 cm
C. 50.27 cm
D. 53.27 cm
Correct Answer: C
C=2πr≈50.27 cm.
CSS - PMS - CCE - PCS - Mathematics
Geometry
Find circumference for radius 7 cm. Use π≈3.1416.<br/><svg xmlns="http://www.w3.org/2000/svg" width="260" height="180" viewBox="0 0 260 180" role="img"><circle cx="130" cy="95" r="65" fill="none" stroke="#1f2937" stroke-width="2"/><circle cx="130" cy="95" r="3" fill="#111"/><text x="137" y="91" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">O</text><line x1="130" y1="95" x2="195" y2="95" stroke="#2563eb" stroke-width="2.5"/><text x="153" y="85" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">7 cm</text></svg>
A. 46.98 cm
B. 43.98 cm
C. 49.98 cm
D. 40.98 cm
Correct Answer: B
C=2πr≈43.98 cm.
CSS - PMS - CCE - PCS - Mathematics
Geometry
Find circumference for radius 6 cm. Use π≈3.1416.<br/><svg xmlns="http://www.w3.org/2000/svg" width="260" height="180" viewBox="0 0 260 180" role="img"><circle cx="130" cy="95" r="65" fill="none" stroke="#1f2937" stroke-width="2"/><circle cx="130" cy="95" r="3" fill="#111"/><text x="137" y="91" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">O</text><line x1="130" y1="95" x2="195" y2="95" stroke="#2563eb" stroke-width="2.5"/><text x="153" y="85" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">6 cm</text></svg>
A. 34.7 cm
B. 37.7 cm
C. 40.7 cm
D. 43.7 cm
Correct Answer: B
C=2πr≈37.7 cm.
CSS - PMS - CCE - PCS - Mathematics
Geometry
Find circumference for radius 5 cm. Use π≈3.1416.<br/><svg xmlns="http://www.w3.org/2000/svg" width="260" height="180" viewBox="0 0 260 180" role="img"><circle cx="130" cy="95" r="65" fill="none" stroke="#1f2937" stroke-width="2"/><circle cx="130" cy="95" r="3" fill="#111"/><text x="137" y="91" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">O</text><line x1="130" y1="95" x2="195" y2="95" stroke="#2563eb" stroke-width="2.5"/><text x="153" y="85" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">5 cm</text></svg>
A. 31.42 cm
B. 34.42 cm
C. 28.42 cm
D. 37.42 cm
Correct Answer: A
C=2πr≈31.42 cm.
CSS - PMS - CCE - PCS - Mathematics
Geometry
Find circumference for radius 4 cm. Use π≈3.1416.<br/><svg xmlns="http://www.w3.org/2000/svg" width="260" height="180" viewBox="0 0 260 180" role="img"><circle cx="130" cy="95" r="65" fill="none" stroke="#1f2937" stroke-width="2"/><circle cx="130" cy="95" r="3" fill="#111"/><text x="137" y="91" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">O</text><line x1="130" y1="95" x2="195" y2="95" stroke="#2563eb" stroke-width="2.5"/><text x="153" y="85" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">4 cm</text></svg>
A. 28.13 cm
B. 25.13 cm
C. 22.13 cm
D. 31.13 cm
Correct Answer: B
C=2πr≈25.13 cm.
CSS - PMS - CCE - PCS - Mathematics
Geometry
Find circumference for radius 3 cm. Use π≈3.1416.<br/><svg xmlns="http://www.w3.org/2000/svg" width="260" height="180" viewBox="0 0 260 180" role="img"><circle cx="130" cy="95" r="65" fill="none" stroke="#1f2937" stroke-width="2"/><circle cx="130" cy="95" r="3" fill="#111"/><text x="137" y="91" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">O</text><line x1="130" y1="95" x2="195" y2="95" stroke="#2563eb" stroke-width="2.5"/><text x="153" y="85" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">3 cm</text></svg>
A. 24.85 cm
B. 18.85 cm
C. 15.85 cm
D. 21.85 cm
Correct Answer: B
C=2πr≈18.85 cm.
CSS - PMS - CCE - PCS - Mathematics
Geometry
Find circumference for radius 2 cm. Use π≈3.1416.<br/><svg xmlns="http://www.w3.org/2000/svg" width="260" height="180" viewBox="0 0 260 180" role="img"><circle cx="130" cy="95" r="65" fill="none" stroke="#1f2937" stroke-width="2"/><circle cx="130" cy="95" r="3" fill="#111"/><text x="137" y="91" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">O</text><line x1="130" y1="95" x2="195" y2="95" stroke="#2563eb" stroke-width="2.5"/><text x="153" y="85" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">2 cm</text></svg>
A. 12.57 cm
B. 9.57 cm
C. 18.57 cm
D. 15.57 cm
Correct Answer: A
C=2πr≈12.57 cm.
CSS - PMS - CCE - PCS - Mathematics
Geometry
A circle has radius 12 cm. Find its diameter.<br/><svg xmlns="http://www.w3.org/2000/svg" width="260" height="180" viewBox="0 0 260 180" role="img"><circle cx="130" cy="95" r="65" fill="none" stroke="#1f2937" stroke-width="2"/><circle cx="130" cy="95" r="3" fill="#111"/><text x="137" y="91" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">O</text><line x1="130" y1="95" x2="195" y2="95" stroke="#2563eb" stroke-width="2.5"/><text x="153" y="85" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">r=12</text></svg>
A. 26 cm
B. 24 cm
C. 22 cm
D. 28 cm
Correct Answer: B
Diameter=2r=24 cm.
CSS - PMS - CCE - PCS - Mathematics
Geometry
A circle has radius 11 cm. Find its diameter.<br/><svg xmlns="http://www.w3.org/2000/svg" width="260" height="180" viewBox="0 0 260 180" role="img"><circle cx="130" cy="95" r="65" fill="none" stroke="#1f2937" stroke-width="2"/><circle cx="130" cy="95" r="3" fill="#111"/><text x="137" y="91" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">O</text><line x1="130" y1="95" x2="195" y2="95" stroke="#2563eb" stroke-width="2.5"/><text x="153" y="85" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">r=11</text></svg>
A. 26 cm
B. 22 cm
C. 24 cm
D. 20 cm
Correct Answer: B
Diameter=2r=22 cm.
CSS - PMS - CCE - PCS - Mathematics
Geometry
A circle has radius 10 cm. Find its diameter.<br/><svg xmlns="http://www.w3.org/2000/svg" width="260" height="180" viewBox="0 0 260 180" role="img"><circle cx="130" cy="95" r="65" fill="none" stroke="#1f2937" stroke-width="2"/><circle cx="130" cy="95" r="3" fill="#111"/><text x="137" y="91" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">O</text><line x1="130" y1="95" x2="195" y2="95" stroke="#2563eb" stroke-width="2.5"/><text x="153" y="85" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">r=10</text></svg>
A. 24 cm
B. 22 cm
C. 20 cm
D. 18 cm
Correct Answer: C
Diameter=2r=20 cm.
CSS - PMS - CCE - PCS - Mathematics
Geometry
A circle has radius 9 cm. Find its diameter.<br/><svg xmlns="http://www.w3.org/2000/svg" width="260" height="180" viewBox="0 0 260 180" role="img"><circle cx="130" cy="95" r="65" fill="none" stroke="#1f2937" stroke-width="2"/><circle cx="130" cy="95" r="3" fill="#111"/><text x="137" y="91" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">O</text><line x1="130" y1="95" x2="195" y2="95" stroke="#2563eb" stroke-width="2.5"/><text x="153" y="85" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">r=9</text></svg>
A. 16 cm
B. 20 cm
C. 18 cm
D. 22 cm
Correct Answer: C
Diameter=2r=18 cm.
CSS - PMS - CCE - PCS - Mathematics
Geometry
A circle has radius 8 cm. Find its diameter.<br/><svg xmlns="http://www.w3.org/2000/svg" width="260" height="180" viewBox="0 0 260 180" role="img"><circle cx="130" cy="95" r="65" fill="none" stroke="#1f2937" stroke-width="2"/><circle cx="130" cy="95" r="3" fill="#111"/><text x="137" y="91" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">O</text><line x1="130" y1="95" x2="195" y2="95" stroke="#2563eb" stroke-width="2.5"/><text x="153" y="85" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">r=8</text></svg>
A. 18 cm
B. 14 cm
C. 16 cm
D. 20 cm
Correct Answer: C
Diameter=2r=16 cm.
CSS - PMS - CCE - PCS - Mathematics
Geometry
A circle has radius 7 cm. Find its diameter.<br/><svg xmlns="http://www.w3.org/2000/svg" width="260" height="180" viewBox="0 0 260 180" role="img"><circle cx="130" cy="95" r="65" fill="none" stroke="#1f2937" stroke-width="2"/><circle cx="130" cy="95" r="3" fill="#111"/><text x="137" y="91" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">O</text><line x1="130" y1="95" x2="195" y2="95" stroke="#2563eb" stroke-width="2.5"/><text x="153" y="85" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">r=7</text></svg>
A. 16 cm
B. 12 cm
C. 14 cm
D. 18 cm
Correct Answer: C
Diameter=2r=14 cm.
CSS - PMS - CCE - PCS - Mathematics
Geometry
A circle has radius 6 cm. Find its diameter.<br/><svg xmlns="http://www.w3.org/2000/svg" width="260" height="180" viewBox="0 0 260 180" role="img"><circle cx="130" cy="95" r="65" fill="none" stroke="#1f2937" stroke-width="2"/><circle cx="130" cy="95" r="3" fill="#111"/><text x="137" y="91" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">O</text><line x1="130" y1="95" x2="195" y2="95" stroke="#2563eb" stroke-width="2.5"/><text x="153" y="85" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">r=6</text></svg>
A. 14 cm
B. 12 cm
C. 16 cm
D. 10 cm
Correct Answer: B
Diameter=2r=12 cm.
CSS - PMS - CCE - PCS - Mathematics
Geometry
A circle has radius 5 cm. Find its diameter.<br/><svg xmlns="http://www.w3.org/2000/svg" width="260" height="180" viewBox="0 0 260 180" role="img"><circle cx="130" cy="95" r="65" fill="none" stroke="#1f2937" stroke-width="2"/><circle cx="130" cy="95" r="3" fill="#111"/><text x="137" y="91" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">O</text><line x1="130" y1="95" x2="195" y2="95" stroke="#2563eb" stroke-width="2.5"/><text x="153" y="85" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">r=5</text></svg>
A. 12 cm
B. 8 cm
C. 14 cm
D. 10 cm
Correct Answer: D
Diameter=2r=10 cm.
CSS - PMS - CCE - PCS - Mathematics
Geometry
A circle has radius 4 cm. Find its diameter.<br/><svg xmlns="http://www.w3.org/2000/svg" width="260" height="180" viewBox="0 0 260 180" role="img"><circle cx="130" cy="95" r="65" fill="none" stroke="#1f2937" stroke-width="2"/><circle cx="130" cy="95" r="3" fill="#111"/><text x="137" y="91" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">O</text><line x1="130" y1="95" x2="195" y2="95" stroke="#2563eb" stroke-width="2.5"/><text x="153" y="85" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">r=4</text></svg>
A. 12 cm
B. 8 cm
C. 6 cm
D. 10 cm
Correct Answer: B
Diameter=2r=8 cm.
CSS - PMS - CCE - PCS - Mathematics
Geometry
A circle has radius 3 cm. Find its diameter.<br/><svg xmlns="http://www.w3.org/2000/svg" width="260" height="180" viewBox="0 0 260 180" role="img"><circle cx="130" cy="95" r="65" fill="none" stroke="#1f2937" stroke-width="2"/><circle cx="130" cy="95" r="3" fill="#111"/><text x="137" y="91" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">O</text><line x1="130" y1="95" x2="195" y2="95" stroke="#2563eb" stroke-width="2.5"/><text x="153" y="85" style="font-family:Arial,sans-serif;font-size:13px;fill:#111;">r=3</text></svg>
A. 6 cm
B. 8 cm
C. 10 cm
D. 4 cm
Correct Answer: A
Diameter=2r=6 cm.