1.

Find the measures of all the angles of a parallelogram one of the angles is 70°​

Answer»

-step EXPLANATION: opposite ANGLES of a parallelogram are equal, so 1st ANGLE will be 70° . And we know that adjacent angles of a parallelogram are supplementary (lines are parallel): so 2nd angle will be 110°. By this, all angles will be : 70° , 110°, 70° , 110 °. Hope it helps!!



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