Question

A circle with radius of 4cm sits inside a circle with a radius of 11cm. What is the area of the shaded region?

Answer 1

Answer:

105π cm²

Step-by-step explanation:

Subtract the smaller area from the larger one to answer this question:

π(11 cm)² - π(4 cm)², or:

π(121 cm² - 16 cm²) = 105π cm²