Find the perimeter of the figure.
10 ft
+
11 ft

answer is 40 cm

Step-by-step explanation:

length=10

perimeter=?

now',

using formula of perimeter=4l

=4×10

=40 cm

in problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. to find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

hope it

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