de

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Beliebt Word Problems >

The kreisumfang of a circle is 9pi in. What is the area, in square inches? Express your answer in terms of pipi.

Lösung

T h e c i rc u m f ere n ce o f a c i rc l e i s 9 π in . Wha t i s t h e a re a, in s q u a re in c h es ? E x p ress yo u r an s w er in t er m s o f p iπ .

Lösung

a re a : 63.62 i n^{2}

Schritte zur Lösung

Given:

c i rc u m f ere n ce : 9 π in

Radius given

C i rc u m f ere n ce = 9 π : r = 4.5

Circle Area given

r = 4.5 : A = 63.61725 \dots

a re a : 63.62 i n^{2}

Beliebte Beispiele

negative four times a number is less than five The sum of two numbers is 56 and their differenz is 38 . Set up two equations by letting x and y be the two numbers.Use x as the larger of the 2 numbers.Sum equation:Thomas is 4 times as old as John. In 12 years' time Thomas will be twice as old as John. What are their present ages?Johnny flipped a coin 450 times. His results are below: What is the experimental probability that the coin lands on heads?The sum of two numbers is 53 . The smaller number is 15 less than the larger number