Answer:
C and D
Step-by-step explanation:
(X+12) + 140 = 180
X + 12 + 140 = 180
X + 152 = 180
X = 180 - 152
X = 28
Step-by-step explanation:
according to question triangle is concurrent so two traingle= 1rectangle
so finally ans is 6×2(12+2)=168
Answer:
c
Step-by-step explanation:
3 is a prime number, it cannot be factored into other prime factors