3 years ago

Two supplementary angles that are 4x and 5x what is the value of x

Mathematics

2 answers:

Stels [109]3 years ago

7 0

Answer:

x = 20.

Step-by-step explanation:

Supplementary angles sum to 180, so:

4x + 5x = 180

9x = 180

x = 20.

pishuonlain [190]3 years ago

3 0

Answer:

x = 20

Step-by-step explanation:

4x + 5x = 9x

9x = 180 (supplementary angles add up to 180 degrees)

Divide 180/9 = 20

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