Seudónimo Seudónimo
  • 05-04-2017
  • Mathematics
contestada

To the nearest tenth, what is the area of a circle whose diameter is 9 feet?

Use 3.14 for π .

Enter your answer in the box.

Respuesta :

171022545
171022545 171022545
  • 05-04-2017
63.6 is the answer I got.
Answer Link
Jojolie
Jojolie Jojolie
  • 05-04-2017

A=πr squared.

9 divided by 2 = 4.5.

4.5 times 4.5 = 20.25.

A=(3.14) (20.25).

A=63.6.

Answer Link

Otras preguntas

3) Calculate the size of each exterior angle in: (a) a regular 9-sided polygon (b) a regular 40-sided polygon
Simplify the expression: (6 − 2i)(4 − 5i).
What topics are covered on the permit exam?
In 4th paragraph, why might equiano have included a description of the flogging of a white man? Cite your evidence from the text to support your response
How many atoms are in the product of the following reaction? 2KClO3 ⇋ 2KCl + 3O2 6 8 5 10
First former ffa member elected to u.S. Presidency
What generalization can you make about the seven cities of gold?
Aubrey brought 2 1/2 pans of lasagna to a family dinner. During the meal, Aubrey and her family ate 75% of the lasagna. At the end of the dinner, Aubrey's broth
can anyone help me with this please?
Unit 1, Lesson 6 2. The point (-4,1) is rotated 180 degrees counterclockwise using center (-3,0). What are the coordinates of the image? A. (-5,-2) B. (-4,-1) C