Question

what is the area of the shaded region?
86.8 mm
64.4 mm
52.6 mm
70.9 mm
write your answer as a whole number or a decimal rounded to the nearest hundredth.
square millimeters
submit

Explanation:

Step1: Área del triángulo grande

$\frac{86.8 \times 70.9}{2} = 3077.06 \, \text{mm}^2$

Step2: Área del triángulo pequeño

$\frac{64.4 \times 52.6}{2} = 1693.72 \, \text{mm}^2$

Step3: Área de la región sombreada

$3077.06 - 1693.72 = 1383.34 \, \text{mm}^2$

Answer:

1383.34