Answer:
Explanation:
ur dooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiinggggggggggggggggggggggggggggggggggggggggggggggggg iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiit wrong................
70°
Solution:
Angles in a triangle add up to 180°.
A square on an angle means that it is a right angle and therefore 90°.
We know that one of the angles is 20°.
So we take away 90° and 20° from 180° to gives us 70°
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