Plz brainliest and 20 points added

a swimming pool has a diameter of 32 feet.

what is the area of the swimming pool that needs to be covered by a tarp?

use 3.14 to approximate for π .

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

Which of these angles are complementary? a. 45o and 45o b. 63o and 117o c. 45o and 135o d. 90o and 45o

50 will mark show all use the linear combination method to solve the system of equations. explain each step of your solution. if steps are not explained, you will not receive credit for that step. 2x+9y= -26 -3x-7y=13