Question

In the figure, the lines PQ and MS are parallel. QT and RS are also parallel. If <TQR = 80* and <M = 60"

Which among the following based on parallel lines can used to find the measure of <R?

1. Corresponding angles are equal.

2. Alternate angles are equal.

3. Co-interior angles are supplementary.

4. Co-exterior angles are supplementary.​

Answer 1

Answer:

1. co- interior angles are supplementary .