Question

construct a triangle abc in which ab=4cm ,ac=5cm and angle a=135°.

Answer 1

first draw straight line of any measurement then take 4 cm on your rounder put the rounder point on any point and mark an arc and now keeping it on the arc draw another arc on the opposite side of the arc and now write on first arc A and on the second arc write Band on the middle 4cm now put the protector on point A and mark 135° and now measure 3cm on the rounder and draw an arc by putting the rounder point on A joint the point B with the arc of 3cm
it may look like this-