Answer:
The area of triangle is 90 m²
Explanation:
We are given a triangle whose base is 15 m and altitude is 12 m.
We need to find the area of triangle.
Formula:

where. base = 15 m
Altitude = 12 m
Put the value of base and altitude into formula.

A = 90 m²
Hence, The area of triangle is 90 m²