Construct `trianglePQR` in which QR = 8 cm, `angleQ=60^(@)` and PQ − PR = 3.5 cm

Construct triangleABC in which BC = 5cm, angleB=45^(@) and AC − AB = 1.8 cm.

Can you construct a triangle ABC with BC = 6 cm, angleB=60^(@) and AB + AC = 5cm.? If not, give reasons.

Construct a trianglePQR in which the base PQ=4.5 cm, angleR=45^(@) and the median from R to RG is 6cm.

Construct triangleXYZ in which angleY=30^(@) , angleZ=60^(@) and XY + YZ + ZX = 10 cm.

Construct an isosceles triangle PQR where PQ = PR and angleQ = 50^(@) , QR = 7 cm. Also draw its circumcircle.

Construct the trianglePQR such that PQ = 5cm, PR= 6cm and angleQPR =60^(@) and locate its centroid.

Construct a Delta PQR in which QR= 5 cm, P=40^(@) and the median PG from P to QR is 4.4 cm. Find the length of the altitude from P to QR.

Draw and locate the Orthocentre of a right triangle PQR where PQ = 4.5 cm, QR = 6cm and PR = 7.5 cm.

Construct a triangle ABC, in which angleB =60^(@),angleC=45^(@) and AB + BC + CA = 11 cm.