How much wallpaper does Mamadou need to cover this wall?
 
											 
											Answer: 70 ft ^2
Step-by-step explanation:
Area of the wall excluding tip:
8 * 8
= 64 ft ^2
Area of the tip:
10 - 8
= 2
1/2 (2 * 6)
= 1/2 (12)
= 6 ft ^2
Total area:
64 + 6
= 70 ft ^2