Answer:
6 cms.
Step-by-step explanation:
Volume of the pyramid = 1/3 * area of base * height
= 1/3 * 3*3 * h = 18
1/3 * 9 * h = 18
3h = 18
h = 6 cm
18.........
hope this helps
Answer:
33°
Step-by-step explanation:
9.17% = 9.17/100

= 33°
The answer is A= 3.14(r· squared)