Tanjilashaalam Tanjilashaalam

20-04-2020
Mathematics

contestada

The radius of a circle is 3 km. what is the circle's area and what is the formula you have to use?

Respuesta :

Anisatunizzati Anisatunizzati

20-04-2020

Answer:

Circle's area = 28,26 km

Formula = π r²

Step-by-step explanation:

[tex]circle's \: \: area = \pi \: {r}^{2} \\ circle's \: \: area = 3,14 \times {3}^{2} \\ circle's \: \: area = 28,26 \: km \\ circle's \: \: area = 28.260 \: m[/tex]

Answer Link

Otras preguntas

A fair coin is tossed 5 times. What is the probability of obtaining exactly 3 heads.

When I was 2 years old, my sister was half of my age. Now Im 80 years old, how old is my sister?

if a+b+c=0 for a,b,c then prove a²/bc+b²/ca+c²/ab=3.

use the discriminant to determine the number of solutions of the quadratic equation, and whether the solutions are real or complex. Note: It is not necessary to

4(X-1)-3(X^2+2X+3)-7(X+7)

Walters savings account has a balance of $273. After 5 years, what will the amount of interest be at 5% compounded quarterly?

How do you write this in a algebraic equation: 6 more than 7 times a number is 41

What is the answer to 5x-7y=14

spread of democracy in last 15 years

Find the value of:[tex] 27x^{3}+8 y^{3} [/tex] if 3x+2y = 20 and xy = [tex] \frac{14}{9} [/tex]