1.Given the formula A=pie r^2 , find the area (A), of a circle whose radius is 34,500,000,000 m.
a.1.19025 x 10^21 pie
b.1.19025 x 10^20 pie
c.1.19025 x 10^19 pie
2006-08-26 16:15:34 · 4 answers · asked by joe j 1 in Education & Reference ➔ Homework Help
uhm, none of these are the answer for the area. 34,500,000,000 (aka 3.45 X 10^10) squared = 1.19025 X 10^21 (which is your "a" multiple choice answer) but then you have to multiply by pie which makes area ~ 3.73928 X 10^21.
2006-08-26 16:56:43 · answer #1 · answered by beneventor 2 · 0⤊ 0⤋
the answer is a. just square 34,500,000,000 (or 3.45 x 10^8) using a calculator.
2006-08-26 23:28:47 · answer #2 · answered by lemons 3 · 0⤊ 0⤋
plug 34,500,000,000 in as r. square it. multiply by pi. m refers to meters if that was confusing u.
2006-08-26 23:27:14 · answer #3 · answered by nmahlburg 3 · 0⤊ 0⤋
Ans: (a)
2006-08-26 23:24:19 · answer #4 · answered by wysely 4 · 0⤊ 0⤋