3 years ago

What is the measure of the missing angle? 90° 600 7.

Mathematics

1 answer:

RideAnS [48]3 years ago

4 0

Answer:

30°

Step-by-step explanation:

Let the measure of the missing angle be x°

Therefore, by interior angle sum postulate of a triangle:

x + 60° + 90° = 180°

x + 150° = 180°

x = 180° - 150°

x = 30°

Thus the measure of the missing angle is 30°.

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