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Chapter 6: Q. 90 (page 365)

Find the length sand area A. Round answers to three decimal places.

Short Answer

Expert verified

The solution is s≈7.854cm andA≈35.343square cm .

Step by step solution

01

Step 1. Given information 

02

Step 2. Calculation 

Here the length is -

s=rθ

=9×50×π180

≈7.854

Now the area is -

A=12r2θ

=1292×50×π180

≈35.343

Therefore, length sis7.854 cm and the areaA is35.343square cm .

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