turtleiscool82ca turtleiscool82ca
  • 03-10-2019
  • Mathematics
contestada

if the dimensions of a rectangle are A plus 3b and A minus 3b what is the area of the rectangle

Respuesta :

mcat989
mcat989 mcat989
  • 05-10-2019

area=legnth times width

we notice this is a special case

(a+b)(a-b)=a^2-b^2

area=(a+3b)(a-3b)=a^2-9b^2

area=a^2-9b^2

Answer Link

Otras preguntas

What was the sign to jeanne of how to corss what she called intangible barriers?
e first step you should take in the argument process is to ask your audience to take action to examine a question that has more than one side to take a firm
Hey can someone please explain this to me I keep coming out with wierd answers? 2(50+2w)+2(w)=700
Select 3 ratios that are equivalent to 8:5
Steve Reich's Electric Counterpoint includes A. call and response. B. serialism. C. additive meter. D. a cadenza.
What is the perimeter and area of the new shape?? Original square has side=9cm
Find the acceleration of a body whose velocity increases from 11ms-1 to 33ms-1 in 10 seconds
How does the Prince’s reaction to the Capulet and Montague feud compare? In both, “The Tragicall History of Romeus and Juliet” and "Romeo and Juliet" by Shakes
Simplify by cominging the like terms. y +4 + 3(y + 2) SYW for B
Which table best shows the impacts resulting from human activity? (Click the picture than zoom in a bit) Will mark brainliest!