vi

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Phổ biến Word Problems >

The bán kính of a circle is 10 inches. What is the area?

Lời Giải

T h e r a d i u s o f a c i rc l e i s 10 in c h es . Wha t i s t h e a re a ?

Lời Giải

a re a : 100 π in c h^{2}

+1

Số thập phân

314.15926 \dots

Các bước giải pháp

Given:

r a d i u s : 10 in c h

Diện tích hình tròn đã cho

r = 10 : A = 100 π

a re a : 100 π in c h^{2}

Ví dụ phổ biến

Twice the hiệu of a number and 4 equals 5.Each side of a square garden is 13 yards long. What is the garden's diện tích?Reid earned some money doing odd jobs last summer and put it in a savings account that earns 12% interest compounded monthly. After 3 years, there is 200.00 in the account. How much did Reid earn doing odd jobs?Elsa is 4 years older than Anna. After 8 years, the sum of their ages is 50. How old is Elsa now You know the perimeter of a square to be 29 meters. Find the length of one side.