freeaustincom freeaustincom

04-09-2018
Mathematics

contestada

if the area of a circle is 154m2 what is the circumference.

Respuesta :

sqdancefan sqdancefan

04-09-2018

The radius is found from

... A = πr²

... r = √(A/π) = √(154/π) m ≈ 7.00 m

The circumference is then

... C = 2πr = 2π(7.00 m) ≈ 43.99 m

The circumference is about 44.0 m.

Answer Link

Otras preguntas

what is qualitative and quantitive data?

What is the coefficient in this expression? 17 + 5a

why would genetic material need to be able to reproduce

-2.2 + 0.3z= 3 -0.5z -0.8z what does z equal

Which is considered a major contribution of Mesopotamian civilization? A. They discovered how to cultivate cotton. B. They invented a complex system of writing

Fern ir read 5/7 of the pages in his 98 page book.how many pages does he have left?

What is 6.95 to one decimal place? I know how to round to the nearest tenth but if you round this,it just goes to a whole number!

The variables x and y are directly proportional, and y = 2 when x = 3. What is the value of y when x = 9 ?

Explain how cobalt-60 and cobalt -59 can be the same element but have different mass numbers

What is 3/5 minus 1/4?