176.71
Explanation: formula of a circle
A= pi r ^2
No its not because its a repeating decimal for a number to be a irrational number it has to be non terminating or non repeating
H = positive (14) because -98 / -7 is 14
U = is (-144) because it has u multiply 6 instead of dividing to remove it. If you do it ot one side you must do it to all other sides.
Q = 18 * 5 is (90)