Answer:
30
Step-by-step explanation:
the answer has to be greater than 6 and less than 36
15+21=36, 21-15=6
Answer: 73.5mi²
Step-by-step explanation:
Area of triangle = 1/2×b×h
= 1/2×14×10.5
= 7×10.5
=73.5mi²
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Answer:
<em>35 units</em>
Step-by-step explanation:
Given that each of the brick is

ft tall and the finished stack of bricks is

ft tall.
Let the number of bricks in the stack be x, then

Therefore, 7 bricks will go in the stack.