Question

do the seventh problem find perimeter of triangle...

Answer 1

perimeter is sum of sides so add all and you get the answer

Answer 2

How to find the perimeter of a triangle

Like any polygon, the perimeter is the total distance around the outside, which can be found by adding together the length of each side. Or as a formula:

Perimeter

=

a

+

b

+

c

where:
a,b and c are the lengths of each side of the triangle

In the figure above, drag any orange dot to resize the triangle. From the side lengths shown, calculate the perimeter and verify your result matches the formula at the top of the diagram.

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