Lesson Example Discussion Quiz: Class Homework |
Quiz At Home |
Title: Circumference of a circle |
Grade: 6-a Lesson: S2-L2 |
Explanation: Hello Students, time to practice and review. Let us take next 10-15 minutes to solve the ten problems using the Quiz Sheet. Then submit the quiz to get the score. This is a good exercise to check your understanding of the concepts. |
Quiz: at Home
| Problem Id | Problem | Options |
|---|---|---|
1 |
A circle has a diameter of 12 cm. Calculate its circumference. |
A) 12π cm B) 24π cm C) 18π cm D) 32π cm |
2 |
The area of a circle is 144π square meters. What is the circumference? |
A) 10 meters B) 12 meters C) 8 meters D) 20 meters |
3 |
The circumference of a circle is 48π cm, if the circumference is increased twice what will its radius? |
A) 24 cm B) 36 cm C) 56 cm D) 48 cm |
4 |
The 2 circles are placed side by side the second one radius is less the 5 cm than the first circle, if the first circle’s diameter is 36 cm, find the circumference of the second circle. |
A) 12π cm B) 18π cm C) 30π cm D) 26π cm |
5 |
The area of a circle is 25π square meters, If the radius increases by thrice calculate the circumference of a circle. |
A)89.24 meters B) 90.24 meters C) 94.25 meters D) 98.24 meters |
6 |
Two circles have areas in the ratio 25:64.Find the ratio of their circumference. |
A) 5:6 B) 5:7 C) 5:8 D) 5:9 |
7 |
The area of a circle is \$525 cm^2\$. Find its circumference. |
A)81.36 cm B) 85.36 cm C) 84.36 cm D) 83.36 cm |
8 |
A circle has a diameter of 30 km. calculate its circumference. |
A) 94.25 km B) 95.25 km C) 91.25 km D) 93.25 km |
9 |
what is the circumference of a circle with a radius of 29 inches? |
A) 182.7 inches B) 182.09 inches C) 182.19 inches D) 82.09 inches |
10 |
The circumference of a bicycle wheel is 50 inches. what is the diameter? |
A) 13.92 inches B) 15.92 inches C) 17.92 inches D) 16.92 inches |
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