14-09-2019
Mathematics

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I don't know how to solve this:
In a pair of complementary angles, one angle measures 18* less than three times the other angle. Find the measure of each angle.

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14-09-2019

Answer:

18, 72

Step-by-step explanation:

Two angles are complementary if they sum up to 90°. Call them [tex] x, (90-x) [/tex]. From the second part,

[tex]

3 x = 90-x+18 \\

4x = 72 \\

x= 18 [/tex]

The second angle is [tex] 90-18 = 72 [/tex]

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