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What is the area of the shaded part of the circle that has a diameter of 8 mm? Use 3.14 for

4 mm
8 mm
O 16mm?
O 32mm?
O 34 24 mm
50.24 mm?

What is the area of the shaded part of the circle that has a diameter of 8 mm? Use-example-1

2 Answers

4 votes

Answer: the answer is c, 34.24 mm

Step-by-step explanation: I just did the test

User Carlosrberto
by
4.6k points
3 votes

Answer: 34.27 sq. mm.

Explanation:

Area of a triangle = hb / 2

= 8 x 4 / 2

= 32 / 2 = 16 mm

Area of the circle = πr^2

= π x 4^2

= 50 27 sq. mm.

Area of the shaded part

= 50.27 - 16

= 34.27 sq. mm

User Ivan Gabriele
by
5.0k points