Friday

December 19, 2014

December 19, 2014

Posted by **Mike** on Thursday, July 15, 2010 at 9:41pm.

Which of the following is closest to square root of 4000

A)40 B) 60 C) 200 D) 2000

I know the answer is B , but I did it on the calculator. Can someone show me how to get the answer by not using calculator.... Thanks a lot

- Math -
**Ms. Sue**, Thursday, July 15, 2010 at 9:50pmMultiply the first digit by itself and add the appropriate zeros

40 * 40 = 1600 (4 * 4 + 00)

60 * 60 = 3600

200 * 200 = 40,000

2,000 * 2,000 = 4,000,000

**Answer this Question**

**Related Questions**

Math PLEASE HELP ASAP - -PLEASE INCLUDE SOLUTIONS AND EXPLAIN HOW YOU DID IT ...

Precalculus - PLEASE HELP ME WITH THESE QUESTION AS MUCH AS POSSIBLE!! Evaluate...

College Algebra help please - I need some help with a handful of questions. I ...

Math simplifying mixed radicals - Please help me simplify these following mixed ...

College Algebra - I need some help with a handful of questions. I need to see ...

College Algebra - I need some help with a handful of questions. I need to see ...

Math simplifying mixed radicals - Please help me simplify these following mixed...

Math - Please show me a step-by-step of square root of 2209 without using ...

Math - 5L= ?cL 102mL= ?L 1895g= ?kg 2.3kg= ?g What is the square root of 36/49? ...

Math Help! - Four students worked to find an estimate for square root 22. Who is...