Question

The three angles of a rectangle are 100°, 60°, and 70°, find the measure of fourth angle.​

Answer 1

Answer:

the fourth angle is 130°

Step-by-step explanation:

the angle of rectangle are 360°

100+60+70+x=360

230+x=360

x=360-230

x=130

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Answer 2

100+60+70+n=360

230+n=360

n=360-230

n=130

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Answer:

Step-by-step explanation: