Answer:
it's 270! the formula for triangles is base times height divided by 2, the measurement on the side means nothing in context of finding area
270 cm^2
Step-by-step explanation:
The area of a triangle is calculated by multiplying height to the base and that divided by two
height = 18
base = 30
18 × 30 ÷ 2 = 270 cm^2
