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yawa3891 [41]
3 years ago
5

The measure of an angle is 18°. What is the measure of its supplementary angle?

Mathematics
2 answers:
yKpoI14uk [10]3 years ago
6 0

Answer:

72 degrees

Step-by-step explanation:

Supplementary angles are angles that when added together make a right angle, or 90 degrees. So 90-18=72.

Hope this helps!!

Paha777 [63]3 years ago
5 0

Answer:

162

Step-by-step explanation:

180 - 18 = 162

A supplementary angle equals 180 degrees

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Answer:

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Step-by-step explanation:

x - intercept is for y = 0

y - intercept is for x = 0.

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Substitute:

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2x = -12         <em>divide both sides by 2</em>

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Answer:

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Recall, SOHCAHTOA.

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