49 should be the correct answer.
-TheOneandOnly003
Answer:
D. 14448
Step-by-step explanation:
S = Base area + lateral surface area
=2*(1/2*(56*42)) + (56+42+70)*72
= 2352 + 12096
= 14448
Answer:
see explanation
Step-by-step explanation:
let the number be x , then
x = 44.3 ← is the equation
S=6a²
a=8mm
S = 6 * 8² = 6 * 64 = 384 mm²