14-04-2016
Mathematics

Answered

In a trapezoid, three interior angles measure 80°, 100°, and 140°. What is the measure of the fourth interior angle.

Verified Answer :

cupcakequeen23 cupcakequeen23

14-04-2016

The fourth angle will be 40 degrees

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RyanGNR1080 RyanGNR1080

14-04-2016

All four-sided figures' interior angles will always add up to 360. Therefore, the final angle is 40, found by adding up all the values you have and subtracting them from 360.

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