Step-by-step explanation:
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23) 17/30
41) 3/10 because 3/10 + 7/10 = 10/10 or 1.
53 degrees because it's complementary.
Answer:
There are 45 2-point questions and 5 4-point questions
Step-by-step explanation:
Answer: C) 
Step-by-step explanation:
First we need to calculate the area of the square base.
This is 7*7 which equals 49 cm squared.
Plug this value into the formula of a square pyramid which will be
, now plug in the h, which is 9 cm.

Now solve.
V = 147 cubic cm.