xtatixx xtatixx

20-04-2020
Mathematics

contestada

Need help on this problem

Need help on this problem class=

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

20-04-2020

Answer:

18 pi mm^2

Step-by-step explanation:

First we find the area of the circle

A = pi r^2

A = pi (9)^2

A = 81 pi

The we find the fraction of the circle that is shaded

The degrees in a circle is 360

80 degrees are shaded

80/360 =2/9

Multiply the area by the fraction that is shaded

A shaded =2/9*81 pi = 18 pi

Answer Link

Otras preguntas

How many moles are in 1.50 grams of ethanol, CH3CH2OH?

list six external parts or peripherals of a computer system and identify which are output and which are input devices

Find the real numbers x and y that make the equation true. -4 + yi = x + 3i

Which statements describe the shah’s rule of Iran in the 1950s and 1960s?

What are the the prime factors of 84

Which property justifies the following equation? 7(6+0+5)= 7(6+5)

Lyra and Donna are testing the two-way radios they built for their high school science project. Lyra goes to the top of a building that is 22 meters high with o

In 1914 Americans believed that the Monroe doctrine encouraged them to follow of

Given that Triangle ABC is congruent to triangle DEC find the value of x. If necessary, round your answer to two decimal places.

What is the length of the Brooklyn bridge