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2 years ago

Does anyone know how to do this i need help please

Mathematics

1 answer:

steposvetlana [31]2 years ago

4 0

Answer:

answer is 82 feet

Step-by-step explanation:

perimeter is sun of all sides = 20 +9 +13+ 7 +12 + 21 = 82 feet

hope this will help you ...

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AnnZ [28]

Answer:

hard

Step-by-step explanation:

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2 years ago

What will be a unit measure for a canyon?

Margaret [11]

Probably miles, canyons are HUGE, it's only logical to use miles

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2 years ago

Please help me Grade is 6th or 7th

Lana71 [14]

Answer:

1 a)8 miles per hour 1 b) 1 hour and 90 minutes 2 a) 24 hours and 6minutes 2 b) 3hours 3 a) 260 hours and 45 minutes 3 b) 40 minutes

Step-by-step explanation:

I don't know for sure if this is all correct but at least you'll have something to write down

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2 years ago

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kati45 [8]

Answer:

C. x²+12x+36

Step-by-step explanation:

Since a square's area is figures out with $length^{2}$ and since the length is x+6, then we get:

(x+6)²=

(x+6)(x+6)=

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First: x²

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Inner: 6x

Last: 6x

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x²+12x+36

The answer that fits is C. x²+12x+36.

7 0

2 years ago

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What is the area of this triangle? Enter your answer as a decimal in the box. Round only your final answer to the nearest hundre

nika2105 [10]

Answer:

Area of the triangle $\simeq$ 5.9 sq. ft. .

Step-by-step explanation:

Length of two sides of the triangle are, 2.7 feet and 3.4 feet and the angle between them is 40° .

So, the area of the triangle is given by,

$2.7 \times 3.4 \times \sin {40^{\circ}}$ sq. ft.

$\simeq 5.9$ sq. ft.

6 0

3 years ago

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