fr

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Populaire Word Problems >

The area of a circle is 153.86 square meters. What is the diamètre of the circle? Use 3.14 for pi.

Solution

T h e a re a o f a c i rc l e i s 153.86 s q u a re m e t ers . Wha t i s t h e d iam e t er o f t h e c i rc l e ? U se 3.14 f or π .

Solution

d iam e t er : 14 m

étapes des solutions

Given:

a re a : 153.86 m^{2}

Cercle de rayon donné

A re a = 153.86 : r = 6.99822 \dots

Cercle de diamètre donné

r = 6.99822 \dots : d = 13.99645 \dots

d iam e t er : 14 m

Exemples populaires

A person invests 6000 dollars in a bank. The bank pays 5.75% interest compounded daily. To the nearest tenth of a year, how long must the person leave the money in the bank until it reaches 11600 dollars?Rita opened a savings account and deposited 200.00. The account earns 2% interest, compounded annually. If she wants to use the money to buy a new bicycle in 3 years, how much will she be able to spend on the bike?the sum of a number and twelve is equal to seven 5 minus twice a number.Find four consecutive integers such that 8 times the sum of the first and the third is 40 greater than 10 times the fourth.