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LAST QUESTION PLEASE ANSWER!!

A solid is composed of squares and equilateral triangles. Its net is shown below:


The area of each triangle is 21 square units. The surface area of the triangular prism is _____ square units. (Input whole number onl

LAST QUESTION PLEASE ANSWER A solid is composed of squares and equilateral triangles Its net is shown below The area of each triangle is 21 square units The sur class=

Respuesta :

The surface area consists of three squares and two triangles.


The squares have side length of [tex] 7 [/tex], so their area is [tex] 7^2=49 [/tex].


The area of each triangle is [tex] 21 [/tex] (this is given).


So, the total area is


[tex] 3*49 + 2*21 = 147 + 42 = 189 [/tex] units squared

bowtiesarecoolozqobx
the answer should be 189

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