The formula of pi rs represents the formula to find the lateral surface area of a right cone.
The answer is C 7
Hope this helps
That is a 30 60 90 triangle.
Read about those here: http://www.1728.org/trig2.htm
Answer:
77 Sq m
Step-by-step explanation:
Area of the shaded shape = Area of the rectangle with dimensions 14 m by 8m - Area of rectangle with dimensions ( 14 - 5 - 2=7) 7m by 5m.
= 14*8 - 7*5
= 112 - 35
= 77 Sq m