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Gr. 7 - U4 - 4.5 Area of a Circle

Posljednje ažuriranje about 5 years ago

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Pitanje 1

1.

Calculate the area of the circle. Show your work!

Pitanje 2

2.

Calculate the area of the circle. Show your work!

Pitanje 3

3.

Calculate the area of the circle. Show your work!

Pitanje 4

4.

Calculate the area of the circle. Show your work!

Pitanje 5

5.

Calculate the area of the circle. Show your work!

Pitanje 6

6.

Calculate the area of the circle. Show your work!

Pitanje 7

7.

Calculate the area of the circle. Show your work!

Pitanje 8

8.

Calculate the area of the circle. Show your work!

Pitanje 9

9.

In the biathlon, athletes shoot at targets. Find the area of each target.
a) The target for the athlete who is standing is a circle with diameter 11.5 cm.
b) The target for the athlete who is lying down is a circle with diameter 4.5 cm. Give the answers to the nearest square centimetre.

Pitanje 10

10.

A circle with a radius of 6 cm contains 4 small circles. Each small circle has a diameter of 5 cm. Each small circle touches two other small circles and the large circle.
a) Find the area of the large circle.
b) Find the area of one small circle.
c) Find the area of the region that is shaded orange.