Question

construct triangle pqr if pq = 5 cm , m <pqr = 105 degree and m< pqr = 40 degree

Answer 1

steps of construction ( construction in the image)
1 draw line PQ= 5cm
2 with P as center construct a 40 degree angle using protractor.
3 with Q as center construct a 105 degree angle using protrator.
4 Mark R as the point of intersection of the two rays .
5 triangle PQR is the required triangle

hope this helps!!!