mamimbome mamimbome

26-03-2020
Mathematics

contestada

Find the area of a circle that has a radius of 9 mm. Use 3.14 for π.

Respuesta :

thanosvegan thanosvegan

26-03-2020

Answer: 254 cm squared

Step-by-step explanation: The area of a circle is given by formula: πr squared

The area is 3.14 x (9) squared cm squared

9 squared =81

3.14 x 81 = 254. 34 cm squared

Round it to 254 and that's your answer

Answer Link

Otras preguntas

In lactic acid fermentation a. carbon dioxide is released. b. lactic acid is produced. c. NADH is recycled. d. all of the above

what does the Latin word turba mean in english

what is the relationship between a fundamental note and its overtones ?

Why does Jackson think that the speedy removal of the Native Americans is good for the United States

name of 4 men who were called"The Empire Builders" of the California Railroad system?

Fungus-like protists have a. cell walls made of cellulose. b. cell walls made of chitin. c. chloroplasts for photosynthesis. d. none of the above.

What is meant by the phrase "1900 Europeans believed the world was their oyster"

mr knote a piano tuner taps his 440-hz tunning fork with a mallet. what is the period of the vibrating fork?

simplify and explain your answer 4/7+2/5(1/5+1/10)

what is the relationship between a fundamental note and its overtones ?