4. What is the circumference of a circle with a diameter of 70 yd? Round your answer to the nearest yard. ( O 220 yd
O 1,540 yd
210 yd
440 yd

What is sin 7x/4 ? i need on this urgent trig

Explain how you can use the associative property to evaluate (7x50)x4.

Complete the steps, which describe how to find the area of the shaded portion of the circle. find the area of the sector by multiplying the area of the circle by the ratio of the to 360. subtract the area of the triangle from the area of the sector.