Question

what is the area of the shaded region? 16 km 12 km 9 km 18 km write your answer as a whole number or a decimal rounded to the nearest hundredth. square kilometers

Explanation:

Step1: Area of larger triangle

$\frac{16 \times 18}{2} = 144$

Step2: Area of smaller triangle

$\frac{12 \times 9}{2} = 54$

Step3: Shaded area (difference)

$144 - 54 = 90$

Answer:

90