Answer:
25 cm^2
Step-by-step explanation:
The formula for the area of a triangle is [tex]1/2*base*height[/tex].
We're given the base and height (altitude) in this question. The base is 10 cm and the height is 5 cm. All we have to do is plug them in to the formula now.
[tex]1/2*10*5[/tex]
[tex]1/2*50[/tex]
[tex]25[/tex]
