isabella4141
isabella4141 isabella4141
  • 04-03-2019
  • Mathematics
contestada

What is the area of a circle with a diameter of 23 centimeters? Use 3.14 for pi. Enter your answer, as a decimal, in the box.

Respuesta :

musiclover10045
musiclover10045 musiclover10045
  • 04-03-2019

The equation for the area of a circle is A = PI x r^2

R = radius, which is half the diameter = 23/2 = 11.5

Area = 3.14 x 11.5^2

Area = 3.14 x 132.25

Area = 415.265 square cm.

Answer Link

Otras preguntas

How did the growth of imperialism help cause World War 1?
What’s the boiling point of water
As we become more senior and lead larger teams, the focus of leader development becomes more about what action?
38. When erosion wears away the outside of a volcano, sometimes a solid magma core called a _________ is left exposed. a. cinder cone b. volcanic neck
an object travels along a horizontal straight path at a constant rate the object travels 1/20 of the length of the path in 3/4 seconds at that rate how many sec
One light-hour is the distance that light travels in an hour. How far is this, in kilometers? (Recall that the speed of light is 300,000 km/s.) _______A) 18 mi
Which is a perfect square? 6 to the power of 1, 6 to the power of 2, 6 to the power of 3, 6 to the power of 5
What body part do cnidarians use to trap food? endoderm ectoderm polyp nematocyst
The fundamental attribution error is also known as the: a) partner difference. b) self-serving bias. c) correspondence bias. d) matching bias.
A set of 7,500 scores on a test are distributed normally, with a mean of 23 and a standard deviation of 4. To the nearest integer value, how many scores are the