Answer:
216.5
Step-by-step explanation:
Pyramid volume=(area of the base)*(height)/3
Pyramid volume=(area of hexagon with side 5)*(height)/3
Area of hexagon is 3*sqrt(3)*(side)^2/2=75*sqrt(3)/2
Pyramid volume=10*(75*sqrt(3))/(2*3)=216.5
Answer:
It would take 6.5 hours to paint 812.5 square feet
Step-by-step explanation:
Given:
Preston can paint 375 square feet in 3 hours
3 Hours require to paint 375 square feet
How many hours require to paint 812.5 square feet.
By Using Unitary Method we get
Hours required = 
Hence Preston would require 6.5 hours to paint 812.5 square feet
Answer: (4, 3)
Step-by-step explanation:
Answer:
132 cm
Step-by-step explanation:
The circumference of a circle is given by
C = 2 * pi*r
Using 22/7 as pi
C = 2 * 22/7*21
= 132 cm