1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Lelu [443]
3 years ago
11

The length of a rectangle is four feet less than twice width. The area of the rectangle is 70 square feet. Find the dimensions o

f the rectangle
Mathematics
1 answer:
san4es73 [151]3 years ago
7 0

70=A=Lw

L=2w-4

70=(2w-4)w

70=2w²-4w

70=2(w²-2w)

35=w²-2w

0=w²-2w-35

0=(w+7)(w-5)

-7=w or w=5

Measurements aren't negative

w=5 ft

L=2(5)-4

L=6 ft

You might be interested in
What is the probability that Sarah will not select the queen of hearts?
worty [1.4K]

Answer:

?

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
Write using exponents. Work from left to right on the grid. 7*7*7*7
amm1812
7^4  the ^ is the exponent symbol if you did not know 
7^4=2,401
8 0
3 years ago
Read 2 more answers
Helppppp meeeee. Plzzzzz it’s due in 5 minutes and is half my grade:(((((((((;(((((((
sergey [27]

Answer:

5 millimeters

Step-by-step explanation:

the conversion rate from cm to mm is 1 to 10 so 0.5 would equal to 5 mil

it would be amazing if you marked this brainliest :)

6 0
3 years ago
The diagram shows a circle of radius 1 contained in a square. If the area of the circle equals x% of the area of the square, the
11111nata11111 [884]

Answer:

Area of square  with a side of 2r  = 2(1)  = 2  = 2^2   = 4

Area of circle =  pi ( 1)^2  =  pi

x =  pi / 4   ≈  .79   =  79%

7 0
3 years ago
What is x squared plus 4x times x
GaryK [48]

Answer:

{x}^{2}  \times 4x \times x =  {x}^{2}  + 4 {x}^{2}

3 0
3 years ago
Read 2 more answers
Other questions:
  • Suppose 46% of the students in a university are baseball players. If a sample of 622 students is selected, what is the probabili
    7·2 answers
  • How do I solve 80+(-22 4/15)
    5·1 answer
  • The drama club is showing a video of the recent play the first showing began at 2:30 PM the second showing was scheduled to star
    11·1 answer
  • How do I find the rectangular prism
    12·1 answer
  • Which angles are complementary?
    12·2 answers
  • A pillar 4 feet tall casts a shadow 2 feet long on the ground. If the pillar was 14 feet tall, how many feet in length would the
    8·2 answers
  • Simplify the expression, 3.5(1.6 + 4.6 - 8.5) - 9.75
    8·1 answer
  • I need help please!!!!!!
    8·1 answer
  • Need help with this question asap please please
    11·1 answer
  • Find the area. Simplify your answer.<br> X+4<br> 2x
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!