A windshield wiper is 18 inches long and its blade is 12 inches long. It sweeps through an angle of 130 degrees. What is the total area wiped by the windshield wiper?

Step-by-step explanation:

From the question we are told that:

Length of wiper

Length of blade

Angle

Generally the equation for Cover Area windshield wiper A_w  is mathematically given by

Generally the equation for Cover Area windshield blade A_b  is mathematically given by

Therefore total Area wiped by windshield wiper A

its 69.420

step-by-step explanation:

i would need to see the dot plot : )