Answer:
100
Step-by-step explanation:
Calculate the area of the rectangle first:
14cm*10cm=140cm2
Then, calculate the area of the unshaded part (Triangle):
0.5*(14-6)cm*10cm=40cm2
To find the shaded area, take the area of the rectangle deduct the area of the unshaded part:
140cm2-40cm2=100cm2
