Question

find the length s and area A. Round answers to three decimal places.

Answer 1

Step 1 :

Arc length : where is in radians.

Area of a sector : where is in radians.

Step 2 :

The radius ft.

The angle rad.

Substitute and in s.

Length of the arc ft.

Step 3 :

Substitute and in A.

Area of a sector ft².

Solution :

Length of the arc ft.

Area of a sector ft².