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love history [14]
3 years ago
6

Can somebody sovle this for me please must equal 180 two examples . And thank you so much

Mathematics
1 answer:
Luba_88 [7]3 years ago
3 0

Answer:

12

Step-by-step explanation:

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The measure of the supplement of an angle is 20° more than three times the measure of the original angle. find the measures of t
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If the original angle is x degrees then its supplement is 180 - x degrees.

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180 - x = 3x + 20

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The original angle is 40 degrees and its supplement is 140 degrees

3 0
3 years ago
Can someone please help me!
Sindrei [870]

Answer:

The Answer is x=6 2/3

Step-by-step explanation:

The Area of a triangle is A= 1/2 bh, so we should think of the triangle as half of a square/rectangle. This means the total area of the theoritical Square is 400 sq ft. We then figure out this equation:

12 * 5x = 400

400/12 = 5x

80/12 = x which is equal to 6 2/3.

Hope this helps!

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3 years ago
A teacher buys a picture for the library. The teacher pays 10.5% sales tax on the original price of the picture. The original pr
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Step-by-step explanation:

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3 years ago
A quadrilateral has congruent side lengths. 2 opposite angles have measures of 100 degrees. The other 2 opposite angles have mea
Burka [1]

Answer:

x = 14.

Step-by-step explanation:

The other 2 opposite angle are both equal to 70 degrees.

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= 14 degrees.

6 0
3 years ago
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determination and family

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