Question

answer of this 2 questions​

Answer 1

Step-by-step explanation:

construction step:-

answer 1. step 1:- draw a line segment AB.

step 2:- now, make an arc of 60° and name as C and arc of 120° and name as D.

step3:- now draw a arc from C and now put the pointer of compass on point D and cut the arc and name as E.

step 4:- now, put the pointer on F and make and arc and put the pointer on G and cut the arc and name as H.

step 5:- required angle

answer2:- area of ∆=1/2×b×h