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Sphinxa [80]
3 years ago
7

I just need number 15 pls it is due in 3 hours Worth 15 points

Mathematics
2 answers:
Alexus [3.1K]3 years ago
5 0

Answer:

Step-by-step explanation:

Don't know. Maybe you add up the two numbers then divide the answer.

PIT_PIT [208]3 years ago
3 0

Answer:

He is wrong in his approach, because the triangle is a 3,4,5, triangle and he should have put √5^2-4^2

Step-by-step explanation:

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3 years ago
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insens350 [35]

Answer:

1080cm²

Step-by-step explanation:

surface area=sum of the area of all the shapes

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GREYUIT [131]

Answer:

5, -1

Step-by-step explanation:

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Sedbober [7]

Answer:

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Step-by-step explanation:

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