Question

using protractor,constract the following angle
40°​

Answer 1

Step-by-step explanation:

Steps of Construction:

Draw ∠BAC=40o using protractor. By taking A as centre draw an arc which cuts AB and AC at P and Q.

Now take O as centre on another line segment EF and taking the same radius PQ draw an arc which cuts OF at R. ...

Join O to S which is the required ∠ROS=40o.

Answer 2

see the above attachment

hope it helps you