dominicromanelli dominicromanelli

01-04-2020
Mathematics

contestada

A circle has a sector with area 45/4 pi and central angle of 9/10 pi radians. What is the area of the circle?

Respuesta :

kenlingdad kenlingdad

01-04-2020

Answer:

the area of the circle: 25π

Step-by-step explanation:

45/4 π = 11.25π

9/10π = 0.9π

11.25π / 0.9π = x / 2π .... 360° = 2π

x = (11.25π x 2π) / 0.9π = 25π

Answer Link

Otras preguntas

A professor of statistics wants to test that the average amount of money a typical college student spends per day during spring break is over $70. Based upon pr

Explain why there is a voltage between the two terminals of the secondary coil

What is the acid dissociation constant for an acid at equilibrium, HX = H+ +X- ?

. 1Determine which of the following expressions are equivalent. Show your work. 1/6(x – 3) 1/4x-3/5-1/12x+1/10 1/18x + 1/9x-1/2 Pls help! i will give brainly!

Triangle ABC ~ Triangle DEF and the area of Triangle DER is 11. 25 square centimeters. Find DE and DF.

What is the standard temperature? Express your answer in kelvins to two decimal places.

Explain how to change a mixed fraction into an improper fraction.

You only need to answer one, check for answer to that question before you answer one

anyone knows the answer

The Gulf Coast Prairies and Marshes ecoregion is found along the southeast coast of Texas and consists primarily of flat plains with low elevations (less than 1