Question

The triangle shown below has an area of 10 units.

find the missing length

Answer 1

5

Explanation:

We know the formula for area (for triangles) is: 1/2bh.

We can write the equation 10=1/2(4)(h). 1/2*4 = 2, so 10=2h. Divide 2 from both sides, and we get 5.