Answer:
Q= 50
M= 60
Step-by-step explanation:
a. sum of 3 angles is 180
180-80= 100
RS=RQ=5 so S=Q because it is a isosceles triangle
that means Q = 100÷2= 50
b.
NP= PM=MN. It is a equilateral triangle
sum of 3 angles is 180
M= 180÷3= 60
