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Grade:
7
, Subject:
Math
, Topic:
Geometry Circles Circumference, Area
Question 1:
A coin has a radius of 0.256 inch. What is the area of the coin to the nearest tenths?
0.5
0.2
0.7
0.1
Question 2:
Calculate the area of the shaded portion.
31.4 cm
^{2}
39.25 cm
^{2}
48.25 cm
^{2}
78.5 cm
^{2}
Question 3:
Point A and point B are located on the circumference of the circle shown below. The circle has an area of 28.26 sq.cm. What is the longest distance between point A and point B?
3 cm
9 cm
6 cm
2.6 cm
Question 4:
A circle has a radius of 4 inches. Find the area of half of the circle?
25.12 sq. in.
50.24 sq. in.
26.67 sq. in.
22.40 sq. in.
Question 5:
What is the area of a circle with circumference 31.4 cm?
10 cm
^{2}
8.5 cm
^{2}
5 cm
^{2}
78.5 cm
^{2}
Question 6:
How many green circles would be needed to cover the area of the blue circle?
4
16
3
6
Question 7:
The circumference of a circle is 4.6π. What are the radius and area of this circle?
2.8
9.2
5.6
2.3
Question 8:
A circle has a radius of 6 feet. What is the circumference of the circle to the nearest tenth? π = 3.14.
38.7 feet
35.68 feet
113.04 feet
37.7 feet
Question 9:
What is the distance along the circumference of a part of a circle known as?
diameter
tangent
arc
radius
Question 10:
Anna's study table is circular in shape. It has an area of 1256 square inches. Find its diameter.
20 inches
30 inches
40 inches
10 inches
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