Answer:
88
Step-by-step explanation:
87+93+86+90+84=440
440÷5=88
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Answer:
607
Step-by-step explanation:
Answer:
Length is 14
Width is 6
Step-by-step explanation:
Length = 2W + 2
Width = W
Perimeter is twice the length + twice the width
P = 40 = 2(2W+2) + 2W first simplify
40 = 4W + 4 + 2W now combine terms
40 = 6W + 4 and subtract 4 from both sides
36 = 6W
Width W = 6
Length = 2W + 2 = 12 + 2 = 14
16) Yes, rotating a figure does not change it's shape or size.
17) When you reflect a point (or points that make up a triangle) over the y-axis, multiply the x-coordinate of the ordered pair by -1. This gets you (-1,1) (-1,5) (-4,1)
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