3 years ago

The measures of the angles of a triangle are shown in the figure below. solve for x

Mathematics

1 answer:

Ber [7]3 years ago

5 0

Answer:

x = 12

Step-by-step explanation:

81 + 57 + 2x + 18 = 180

156 + 2x = 180

2x = 24

x = 12

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