Answer:
subtract inside the parentheses
Step-by-step explanation:
According to pemdas. It is parenthesis first so you subtr what’s inside first
My work is shown up above in the picture.
Answer:
slope is 
Step-by-step explanation:
1,-1 -3,2 are two points on the graph
the equation to find slope is 
so 
or you can count how many places it changed in the equation 
Formula for the volume of a cylinder is pi radius squared times height so this one would be pi times 25 times 4 which approximately equals 314
Answer:
Octagon ; Regular
Step-by-step explanation:
The polygon has 8 sides and all the sides are of equal measurement.
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