Asit Das Gupta and Alok Kumar Solutions for Exercise 1: EXERCISE 2A

Name the points which are in the Interior and exterior of the $\angle PQR$.

Measure the following angle by using a protractor.

If the measure of the marked reflex angle is $k°$, then find the value of $k$.

What is the measure of the marked angle? (Write the answer without degree symbol)

What is the measure of a right angle?

What is the measure of a straight angle?

How many right angles make a straight angle?

If the complementary angle of the following angle is $k°30\text{'}$, then find the value of $k$.

$50°30\text{'}$