egorzlobin2296 egorzlobin2296

01-01-2021
Mathematics

contestada

The radius of a circle is 3 killometers use 3.14 for pi

Respuesta :

as04621 as04621

01-01-2021

Answer:

The area of a circle is pi*r*r

3*3 = 9, 9*3.14 = 28.26

So the area of a circle with a 3 km radius is 28.26 kilometers

Step-by-step explanation:

Answer Link

Otras preguntas

Simplify the following fraction: [tex]\frac{(x+2)^2+3(x+2)^2}{x^2-4}[/tex]

How do decomposers and plants cycle nutrients in soil?

What is some qualitative and quantitative that prove the law of superposition? please i have no idea

Right AABC has coordinates A(-7, 3), B(-7, 10), and C(-1,3). The triangle is reflected over the x-axis and then reflected again over the y-axis to create AA'B'C

Using a directrix of y = −3 and a focus of (2, 1), what quadratic function is created?

Factor each linear expression. If the expression cannot be factored, write cannot be factored. 36x – 9

Write the slope-intercept form of the equation of the line passing through the point (-2,6) and parallel to the line y=4x+5.

Determine the correct scientific notation form of the number. 327,000,000,000

10,000,000+10,000,000

Examine the scenario. A car starts from rest and uniformly accelerates to a speed of 30 mi/h in 6 s. The car moves north the entire time. Which option correctly