Answer:
59
Step-by-step explanation:
We know that all the angles must add up to 180
so we have
38+2b-20+b-15=180
solve for b
3b+3=180
3b=177
b=59
Answer:
75,700
Step-by-step explanation:
1. 700. 747 is nearer to 700 and farther from 800.
Answer:
Attached
Step-by-step explanation:
Just for your reference, this question will get unlimited number of solutions, attached is a few examples I calculated from Excel. Have fun to pick one or create one to be your favorite.
The maximum height and horizontal distance is required.
Maximum height 8 feet; horizontal distance 16 feet
The given path is 
If the skateboarder jumps at x = 0 she will land at y = 0. However there will be at horizontal displacement.

or

The distance between -5 and 11 is 
Middle point would be
from
.

So, 
The maximum height will be

The maximum height is 8 feet and the horizontal distance is 16 feet.
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