Question

PLEASE HELP

Answer 1

Answer:

15 cm²

Step-by-step explanation:

as we know volume= l*b*h

given, h = 6

l*b*6=90

l*b= 15

.

now we also know that area=l*b

we have found l*b as 15 cm ..

so answer is 15 cm

Answer 2

Answer:

15 $cm^{2}$

Step-by-step explanation:

A of whole shape: 90 or w*h*l

Area of just shaded is w * l = ?

w*h*l = 90 or

w*l = 90/6 = 15

Area of shaded = w * l = 15