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7th
grade

Mathematics

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4 years

Mathematics

7th

grade

Area of Circles

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3.1K
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10 questions

10 questions

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1. Multiple Choice
1 minute
1 pt
Find the area of the circle
56.52
254.34
1017.36
113.04
2. Multiple Choice
1 minute
1 pt
What is the area of a circle with the diameter of 10cm ?
66cm
78.5cm
66.5cm
10m
3. Multiple Choice
2 minutes
1 pt
What is the area of this circle?
62.59 cm²
113.1 cm²
19.81 cm²
28.26 cm²
4. Multiple Choice
2 minutes
1 pt
What is the area of this circle?
d = 8cm
16π
8π
4π
36π
5. Multiple Choice
1 minute
1 pt
what is the area of this semicircle ?
d = 8 cm
100.48 cm²
80 cm²
200.96 cm²
25.12 cm²
6. Multiple Choice
30 seconds
1 pt
What is/are the formula(s) to find the area of a circle?
πr²
2πr
√π
7. Multiple Choice
30 seconds
1 pt
What does area mean?
the distance around a shape
half the distance around a shape
the amount of space outside a shape
the amount of space inside a shape
8. Multiple Choice
1 minute
1 pt
The diameter of the face-off circle on an ice-hockey rink is 30 feet. Find its area.
675.6 ft²
29.67 ft²
545.8 ft²
706.5 ft²
9. Multiple Choice
30 seconds
1 pt
A clock face has a diameter of 10 inches. What is the approximate area of the clock face in square inches?
314 in²
31.4 in²
7.85 in²
78.5 in²
10. Multiple Choice
15 minutes
1 pt
Shring's dining room table is round and has a radius of 4.5 feet. What is the tabletop's area?
63.585 ft²
68.345 ft²
64.585 ft²
61.345 ft²
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