lewishill63mlewis lewishill63mlewis

01-06-2017
Mathematics

contestada

what happens to the circumference of a circle if the radius is doubled

Respuesta :

anonymous79 anonymous79

01-06-2017

let radius be r initially
so circumference initially= 2rpi
when r is doubled,
radius = 2r
so circumference in the end= 4rpi
how many folds of increase? =4rpi/2rpi=2 times increase

Answer Link

Otras preguntas

what did chief Leschi do to resolve or worsen the conflict

Use the method of elimination to solve the pair of simultaneous equation 3a=2b+1,3b=5a-3

You want to buy a television priced at $479 with a 6.5% sales tax. What is the final cost of the television, after-tax? Round to the nearest cent.

Pls help me with my hw What is the purpose of this PSA? to persuade people to buy a monkey to warn people about monkeys to convince people to check for and repo

A common foot in English verse is the lamb, which is an unstressed syllable followed by a stressed syllable. If a line has three feet, then the verse is iambic

The economic role of black south african women in rural areas and informal sector

In North Carolina, demand for fresh water has increased dramatically. One of the main reasons for this is increased water use for agriculture. Respond to the fo

PLEASE HELP CORRECT ANSWER GETS BRAINLY

What changed for families in the North due to the Industrial Revolution? Divorces became more common. Men and women began to exist in separate spheres in life.

I need help like a lot