Question

Tell whether the angles are complementary or supplementary. Then find the value of x.

Answer 1

Answer:

To determine to measure of the unknown angle, be sure to use the total sum of 180°. If two angles are given, add them together and then subtract from 180°. If two angles are the same and unknown, subtract the known angle from 180° and then divide by 2.

Step-by-step explanation:

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Answer 2

Answer:

●The given angles are complementary to each other.

● The value of 'x' is 78°

Explanation:

(x - 8) + 20 = 90

=> x - 8 + 20 = 90

=> x + 12 = 90

=> x = 78

•°•

$x = 78$

Ans: The value of x is 78°

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