Area: rectangle length times width
Area: triangle 1/2base times height
Area: trapizoid 1/2 (base1 plus base2)
perimeter add up the sides
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You need to find the perimeter of one by adding together the lengths of all its sides. The perimeter of the similar shape is the answer multiplied by the similarity ratio.
by subtracting
To find the perimeter you add and to find the area we multiply.
In similar figures, any unit of area is proportional to the square of any linear measure. In this case, since the perimeter of the larger figure is twice as big, the area of the larger figure will be 4 times as big.
the figures are similar. Find the value of each variable. solve