To find the area of the shaded region, you find the area of the big circle and subtract it by the area of the small circle.
The larger circle's diameter is 36yd, which makes the radius 18yd
The area of a circle is:

The smaller circle's diameter is 16 yards, r = 8 yards

1017.8784 - 201.0624 = 816.816 yd²
We know that 0.8 is the same as 4/5. The reciprocal is basically a the denominator over the numerator. So in this case, the reciprocal of 0.8 would be 5/4
If Karina bought a townhouse for $199,900 and she has a 30 year mortgage with a fixed rate of 5.5% with monthly payments of $998.08, the percent of the purchase price that was her down payment was 12%.Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions here.
209,767 rounded to the nearest hundred thousand (Or nearest 100,000) is 200,000.
Answer:
#3 is 40
#4 is 90
Step-by-step explanation: