kaitlynburgess1567 kaitlynburgess1567
  • 21-08-2018
  • Mathematics
contestada

A square has an area of 75 square meters. Which of the following is closest to the length of a side of the square?

A) 8 meters
B) 2 meters
C) 7 meters
D) 1 meters

Respuesta :

altavistard
altavistard altavistard
  • 21-08-2018

The formula for the area of a square of side s is A = s^2.

Then s^2 = A, and s = +√A.

Here, the approx. side length is s = +√(75 m^2), or 8.7 m

Answer Link
choixongdong
choixongdong choixongdong
  • 21-08-2018

Area of square = a^2

so

a^2 = 75

a = √75

As you know √64 = 8 and and √81 = 9

√75 is between 8 and 9, So it's is closest to 8

Answer

A) 8 meters


Answer Link

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