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WITCHER [35]
3 years ago
10

A polygon has an interior angle sum of 2520゚. How many side must the polygon have

Mathematics
1 answer:
Alexus [3.1K]3 years ago
8 0

Answer:

16

Step-by-step explanation:

The sum of the interior angles of a polygon is

sum = 180° (n - 2) ← n is the number of sides

Here the sum is 2520, thus

180° (n - 2) = 2520 ( divide both sides by 180 )

n - 2 = 14 ( add 2 to both sides )

n = 16

The polygon has 16 sides.

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2(x+1) please do full steps and answer thank you i will give brainlist
alisha [4.7K]

Distribute the parentheses:

2(x + 1)

2 · x = 2x

2 · 1 = 2

2(x + 1) = 2x + 2

7 0
3 years ago
WILL.MARK BRAINLEST. ( The length of a rectangular garden is 5m longer than its breadth .If its perimeter is 150 m,find the area
inessss [21]

Answer:

1400m^2

Step-by-step explanation:

Solution,

Let the breadth of the rectangle be x m, then the length of the rectangle will be x+5 m,

Now,

Perimeter of the rectangle=2(l+b)

150=2(x+5+x)

150=2(2x+5)

150=4x+10

150-10=4x

140=4x

140/4=x

35=x

So, the breadth of the rectangle=35 m

and length=(35+5)m=40m

Again,

Area of the rectangle=l×b

=40m×35m

=1400 m^2

I hope it helped U

stay safe stay happy

3 0
3 years ago
Read 2 more answers
Please help me to do this I need help please help me thank you
butalik [34]

Answer:

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Step-by-step explanation:

Find the area of the box first, then subtract it by the area of the circle. (please thank me for it)

5 0
3 years ago
If p(x)=x2+2x-5 and qıx)=x-3, what is p(x) - g(x)?
Alenkinab [10]

Answer:

C. x2+x-2

Step-by-step explanation:

5 0
3 years ago
Sam plans to walk his dog a distance of a mileHe walks 3/8 of a mile and stop and get a bottle of waterThen he walks 1/8 of a mi
DedPeter [7]

Answer:

1/2 mile

Step-by-step explanation:

3/8+1/8=4/8 or 1/2 simplified

1-1/2=1/2

same has to walk 1/2 mile more to walk his dog a full mile

3 0
3 years ago
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