A car’s rear windshield wiper rotates 125^(circ) The total length of the wiper mechanism is 25 inches and wipes the windshield over a distance of 14 inches. Find the area covered by the wiper.

Jerold

Jerold

Answered question

2021-02-18

A car’s rear windshield wiper rotates 125(circ) The total length of the wiper mechanism is 25 inches and wipes the windshield over a distance of 14 inches. Find the area covered by the wiper.

Answer & Explanation

Aamina Herring

Aamina Herring

Skilled2021-02-19Added 85 answers

r=r1r2=2514=11 inches
θ=125π/1802.1817 radians
1/2r2θ=1/21122.1817=131.993
1/2r(2/1θ)=1/22522.1817=681.781
681.781-131.993=549.788

Do you have a similar question?

Recalculate according to your conditions!

New Questions in High school geometry

Ask your question.
Get an expert answer.

Let our experts help you. Answer in as fast as 15 minutes.

Didn't find what you were looking for?