Question

In triangle ABC,
ABC=135. AB = 18, BC = 12 then find area of triangle ABCu​

Answer 1

Answer:

area of triangle=1/2×base×height

1/2×18×12=108ans..

Answer 2

Step-by-step explanation:

heron's formula

p=135.

p=a+b+c

p=18+12+c=135

18+12=30-135=105