3 years ago

Can someone please help me with this?

1 answer:

4 0

The circumference of a circle with radius $r$ is $2\pi r$ . If the length of the radius is tripled, then the circumference becomes $2\pi(3r)=3\cdot2\pi r$ , which is just 3 times the original circle's circumference.

You might be interested in

Add my s. n. a. p. c. h. a. t. its kribbytheking i add back .

romanna [79]

Ahhh bet your a female right?

4 0

2 years ago

if a student has homework 72 days out of 100 what fraction and what percentage of days did the student not have homework?

neonofarm [45]

Answer:

The Student has 72% out of 100%

Step-by-step explanation:

Its the same thing but with fractions

4 0

2 years ago

2x + 8y = 6<br> -5x - 20y = -15

kodGreya [7K]

Answer:

The total would be 40.53

Solve for the first variable in one of the equations, then substitute the result into the other equation.

x = 3 − 4 y

Step-by-step explanation:

This question is incomplete so

7 0

3 years ago

Find all solutions of the equation. (enter your answers as a comma-separated list.) x2 + 5x + 9 = 0

erik [133]

X,=-(5±✓25-36) ,/ 2

x={-5±✓-11)/2

x= -5/2 ± i✓11/2

4 0

3 years ago

Lin ran twice as far as Diego. Diego ran 300m farther than jada. Jada ran 1/3 the distance that Noah ran. Noah ran 1200 m. How f

astraxan [27]

Lin ran 1400 meters in total

8 0

3 years ago