Question

Two adjacent angles of a parallelogram are ${70}^{\circ }\text{and}{110}^{\circ }$ respectively. Find the other two angles of it.​

Answer 1

In a parallelogram measure of each pair of opposite angles are equal.​
By using the above property remaining two angles of parallelogram are as shown below,​


Hence the other two angle are ${70}^{\circ }\text{and}{110}^{\circ }$ respectively.