Answer:
Step-by-step explanation:
A=2(wl+hl+hw)=2·(9·4+3·4+3·9)=150
Answer:
20
Step-by-step explanation:
2g = -3.5x2 = -7
-7 - 5= -12
8 - -12=20
The correct answer is 2 .....................
I think it might be <span>the addition inverse postulate?</span>
Answer:
12.0 cm
Step-by-step explanation:
Use Pythagorean theorem
a = 9
b = 8
hypotenuse = c =
c = 12.04 cm