Do 540 ÷ 45 as you're first step. Then multiply that by 3/4.
540÷4= 12.
<h2><em>
12 × 3/4 = 9. Awnser</em>: 9</h2>
Answer:
there are 15 marbles in the bag
Step-by-step explanation:
A
The volume (V) of a pyramid is found using the formula
V =
× area of base × height(h)
area of base = 9² = 81 ← area of a square, hence
324 =
× 81 × h = 27h ( divide both sides by 27 )
h =
= 12 → A