mathmaster9531 mathmaster9531
  • 24-05-2017
  • Mathematics
contestada

The area of a rectangle is 64 square centimeters. The rectangle is 4 centimeters wide. How long is the rectangle.

Respuesta :

crisforp
crisforp crisforp
  • 24-05-2017
The Area is the width times the height: A = w x h;
Then, 64 = w x h;
h = 4 + w;
64 = 4w  + w^2;
w^2 + 4w - 64 = 0;
We solve this equation: w1 
≈ 6,24 > 0 (okay); w2 ≈ - 10,24 < 0 (not okay);
Finally, h1 ≈ 10,24;

Answer Link

Otras preguntas

How many women Pharaohs were there through all of Egypt's existence?
what is the land like in the south and southwest parts of asia
Which verbs agrees in number with its subject? The cost of eggs ........... about three dollars a dozen. a. Is b. Were c. Are d. Have been
In the 1920s what did business and industries do that caused the economy to slow down ?
The sum of 1/6, 2/3, and 1/4 is
Which is the definition of adhesion?
why did angry Greek citizens storm into the streets in 2012 to protest?
Which of the following businesses is demonstrating a loss? a. Company C, where the government is intervening to prevent fraud b. Company B, where there is confl
which is shorter 38.4 or 38.19
When can a proposed legislation (bills) be defeated by opponents? a. when the bill is being considered by the subcommittee b. when the bill is being voted on by