Answer:
90 inches cubed
Step-by-step explanation:
The formula for the volume of a pyramid is (lwh)/3, with l=length, w=width, and h=height.
V = (lwh)/3
= (5*3*18)/3
= 5*18 = <u>90 inches cubed</u>
Answer:

Step-by-step explanation:
When you simplify the numerator and the denominator, you find they both have denominators of xy. So, the ratio of those is the ratio of their numerators.

5.68 x 6.02 ( 10^9)
same base 10 so add the exponent together