2 years ago

The measure of angle A

1 answer:

6 0

Answer:

A. Measure of angle A + measure of angle B

Step-by-step explanation:

Because angle 4 is an exterior angle of given triangle which will be equal to the Measure of angle 2 + measure of angle 3

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3 years ago

swat32

It has only one solution

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sergij07 [2.7K]

Ah, ok

RST

so RS+ST=RT
6x+12=72
minus 12 both sides
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x=10

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3 years ago