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ziro4ka [17]
3 years ago
9

Help, please!Help, please!Help, please!Help, please!Help, please!Help, please!Help, please!Help, please!Help, please!Help, pleas

e!Help, please!Help, please!Help, please!Help, please!

Mathematics
2 answers:
djverab [1.8K]3 years ago
5 0

Answer:

Answer:

14x^2 - 21

Step-by-step explanation:

The area would be:

7 * (2x^2 -3)

Then you mist distribute:

7*2x^2 -7*3

14x^2 - 21

Salsk061 [2.6K]3 years ago
3 0

Answer:

14x^2 - 21

Step-by-step explanation:

The area is

7 * (2x^2 -3)

Distribute

7*2x^2 -7*3

14x^2 - 21

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Answer:

1.- 140 in²

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Step-by-step explanation:

4 congruent triangles mean 4 triangles same measurement

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for area of the roof are 4 by area 1 triangle=4*35=140 in²

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3.- area front except the hole. As the side of front is isosceles trapezoide which it’s area is (B1+B2)H/2 where B1=8 in and B2=5 in and H=7 in

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