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
Arisa [49]
3 years ago
8

The length of a rectangle is three times its width. if the area of the rectangle is 300 yd2 , find its perimeter.

Mathematics
1 answer:
Svetradugi [14.3K]3 years ago
4 0
Let, width = x
Length = 3x

It is given that, 3x * x = 300
3x² = 300
x² = 300 / 3
x = √100
x = 10
& 3x = 3(10) = 30

Perimeter = 2(l + w)
P = 2(10 + 30)
P = 2(40) = 80

In short, Your Answer would be 80 Yards

Hope this helps!
You might be interested in
Can someone please help me I really need help please help me please help me thank you
alekssr [168]

Answer:  None. The question asks about $4 per hour.

Step-by-step explanation:   The cost changes by $4 every 2 hours.

That is $2 per hour.

6 0
3 years ago
There are 20 deer per 2 square miles In
sladkih [1.3K]

Answer:

594,250 (a)

Step-by-step explanation:

2 sq. miles = 20 deers

1 sq. mile = 20÷2 = 10

59,425 sq. miles = 59,425×10

= 594,250

8 0
2 years ago
Frank thinks he will need at about 12 1/2 kilograms of sand for sandbox he is building. The sand he wants is 3$ per kilogram. Ab
vesna_86 [32]
12 * 3 = 36, 1/2 * 3 = 1 1/2
36 + 1 1/2 = $37.50 for about 13 kilograms of sand.
4 0
3 years ago
Can you guys please help me my math teacher wants us to get this right and I don’t get it please help me on all of it
Ostrovityanka [42]

#5 is

Let's solve your equation step-by-step.

2

5

x−1=9

Step 1: Add 1 to both sides.

2

5

x−1+1=9+1

2

5

x=10

Step 2: Multiply both sides by 5/2.

(

5

2

)*(

2

5

x)=(

5

2

)*(10)

x=25

Answer:

x=25

7 0
3 years ago
50% of babies are born female.Olive wants to find the probability 20 or more of the 50 babies born today were female. If we use
Anna [14]

Answer:

D. Keep track of the number of heads flipped in 50 flips. These represent the number of females born today. Repeat this 200 times.

3 0
3 years ago
Other questions:
  • Write the sentence as an equation<br><br> d times 397, decreased by 35 is 199
    7·1 answer
  • The corresponding sides of ΔABC and ΔDEF have equal lengths. The area of ΔABC is 4 square units, and the longest side of ΔDEF is
    10·2 answers
  • Plz help me I need the answer
    9·1 answer
  • Which of the following sets of numbers could be the lengths of the sides of a triangle?
    12·2 answers
  • Sianna bought 3 pens, 4 notebooks, and a calculator. The calculator cost $25. If x represents the cost of each pen and y represe
    6·2 answers
  • Of rotation.<br> 7. A$-2, 3), B(3, 4), C(0, 1); 90°
    12·1 answer
  • Haley has bottles that hold 678 pennies each about how many pennies does she have if she has six bottles filled with pennies
    8·2 answers
  • What is the equation parallel to y=5 and y-intercept= -3? pls lemme know asap
    7·1 answer
  • A tv costs £800 plus VAT at 20%.<br>What is the total cost of the TV?​
    11·2 answers
  • Solve using number line (-10)+6<br> ​
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!