rjnava2005 rjnava2005

01-04-2017
Mathematics

contestada

A circle has a sector of 64/5pi and it has a angle of 8/5pi radians, what is the area of the circle?

Respuesta :

Аноним Аноним

01-04-2017

Sector angle is 8/5pi and it is 2pi for the full circle

so setting up the ratio

2pi : 8/5pi = total area : 64/5pi

total area = 64/5pi * 2pi / (8/5)pi

= 16pi

Answer Link

Otras preguntas

Al washed a car in 6 minutes. Fred washes the same car in 8 min. How long dies it take Al and Fred to wash the car together?

Horace read 160 pages in 4 hours. How many pages can he read in 6 hours??

The diameter of your bicycle wheel is 25 inches. How far will you move in one turn of your wheel?

other name for blood

The length of a pool is 3 feet more than twice its width. If the perimeter of the pool is 72 feet, find the dimensions of the pool by writing and solving a syst

The formula C = 20x + 5 models the cost of New York Yankees T-shirts, where C is the cost and x is the number of shirts sold. Choose ALL TRUE statements in the

Two 1 litre jugs are each filled with a mixture of olive oil and vinegar. The first jug has 3 times as much as oil as vinegar and the second jug has 4 times as

Find an equivalent ratio for 22/55 and then write the proportion

The Indus, Ganges, and Brahmaputra were important to ancient India because they were

What is the change in number of individuals in a population over time? A. population decrease B. population stability C. population growth D. population resista