Question

#1
15in
50in
40in
area: ______

Explanation:

Step1: Identify triangle type

It's a right - triangle, so area formula is $A=\frac{1}{2}\times base\times height$.

Step2: Assign base and height

Let base = 40 in, height = 15 in.

Step3: Calculate area

$A=\frac{1}{2}\times40\times15$
$A = 20\times15$
$A=300$ square inches.

Answer:

300 square inches