Answer:
A=2(wl+hl+hw)
that the formula
Length
L 11
W 8
H 21
8 x 11 + 21 x 11 + 21 x 8
SA = 974in^2
Step-by-step explanation:
Hope this helps :)
The main formula of a suface area of a cube is as follow:
A = 6x a², where a is the edge length
if a= 1.5, so A= 1.5² x 6= 13.5
so the answer is A= <span>13.5</span>
Answer:
Choice C
Step-by-step explanation:

Divide both sides by -3.55; remember that by dividing both sides of an inequality by a negative sign, you need to change the direction of the inequality sign.


Answer: Choice C
Answer:
1/3
Step-by-step explanation: