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

A prejudice can be thought of as Group of answer choices not only a prejudgment, but a misjudgment. an unjustified belief or attitude. a belief or an attitude.
Jorge is looking for a new job after finishing his college degree. He is currently working part time to pay the bills, but is also applying for jobs that match
please help, 30 points, will give brainly
Pls Helppp!!!! like i really need help asap
Please help me with this! I need the steps to the problem please.
Why is volume calculated in units cubed
Complete 1 through 5 and get marked brainliest
(Please 75 points if answerd need this is 1 min)If quadrilateral MNPQ is reflected over the x-axis, what are the coordinates of point Q′ in the image?
In recent years, progressive firms have embarked upon __________, where they will commit company resources and expertise toward helping in broad-based humanitar
function of an inner membrane of a mitochondria