Respuesta :

Answer:

Perimeter= L+W

Step-by-step explanation:

2.1+7.2+7.8+2.1+7.2=26.4 cm

Answer: 163.08 cm^2

Area: First find the length of the missing lengths. One length needed to be found which is the top space congruent to the 2.1cm... To find that length:

Let's think that length as, " x "

2.1 + 3.4 + x = 7.8

5.5 + x = 7.8

x = 7.8 - 5.5

x = 2.3

Now with ease we can find the area.

2(2.1 * 5.4) + 7.8( 7.2-5.4)

2 * 11.34 + 78 * 1.8

22.68 + 140.4

163.08

Brainliest pwease if my answer is correct! <3

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