3 years ago

Two angles in a triangle have measures of 25° and 55°.

1 answer:

4 0

Answer:

B) 100

Step-by-step explanation:

All 3 interior angles of a triangle add up to 180 so:

x + 25 + 55 = 180

x + 80 = 180

x = 180 - 80

x = 100

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