Answer:
she wills substitute r with 7%.
Step-by-step explanation:
Just did it.
Answer:
d
Step-by-step explanation:
base² + Altitude² = Hypotenuse²
x² + 9² = 13²
x² + 81 = 169
x² = 169 - 81
x² = 88
x = 

Answer:
I'm too tired to explain, here's some digital work on a site called Symbolab:
Answer:
A= 13 B=13.1
Step-by-step explanation:
A-B= -0.1
B-A= 0.1