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
Whitepunk [10]
3 years ago
10

The length of rectangular picture is 3 times as long as the width. If the area of the picture is 147 square inches, find the len

gth and width of the picture.
Mathematics
1 answer:
SIZIF [17.4K]3 years ago
8 0

Answer:

l= 21 w=7

Step-by-step explanation:

l=3w

147=(3w)×w

147=3w^2

49=w^2

7=w

so now we have w=7. Plug that in to find l...

l=3w

l=3×7

l=21

You might be interested in
What is the area of a piece of plywood measuring 2 feet 8 inches long by 2 feet 4 inches wide? Give your answer in square inches
Kruka [31]

Given

piece of plywood measuring 2 feet 8 inches long by 2 feet 4 inches wide.

What is the area of a piece of plywood .

To proof

Here plywood shape in the form of rectangle.

Formula

Area of rectangle = Length×Breadth

As given in the question

Length =2 feet 8 inches

Breadth = 2 feet 4 inches

First convert feet into inches

1 feet = 12 inches

2 feet 8 inches = 2×12 + 8

                       =  32 inches

Also

2 feet 4 inches  = 2×12 +4

                          = 28 inches

put is in the above formula

Area of plywood = 32 ×28

                            = 896 inches²

Therefore option (b) is correct

Hence proved


8 0
3 years ago
Neeeeeeeddd tooo much helplpp
MariettaO [177]
Hello there. I believe it’s c
8 0
3 years ago
35 boys 21 girls. mei ling surveys 16 girls. barry surveys 28 and 12 and halmi surveys 14 and 14. who would have the most approp
seraphim [82]

Halmi had the most appropriate information because when you add both the girls and the boys up it is 56 after that you have to add 14+14=28.

28/56= exactly %50 of the entire group.

6 0
3 years ago
Solve for N<br> 2/9n= −6
artcher [175]

Answer:

n=-27

Step-by-step explanation:

Step-By-Step on how to solve it is in the image shown below.

Hope this helps! :)

3 0
3 years ago
$650 is invested in an account at 3%
o-na [289]

Answer:

Step-by-step explanation:

Simple interest = 650*\frac{3}{100}=$19.5

End of first year = 650+19.5 = $669.50

End of second year = 669.50+19.5 = $ 689

End of third year = 689+19.5 = $708.50

End of fourth year = 708.50 +19.5 = $ 728

End of fifth year = 728 +19.5 = $747.50

8 0
4 years ago
Other questions:
  • 3x+8=20. what steps can I take
    11·2 answers
  • Lorelei evaluates the expression to determine how many different groups of ten she can make out of twelve items. Her solution: S
    13·2 answers
  • Lindsay has eight more stickers than Whitney. W represents the number of stickers Whitney had. Which expression represents the n
    11·2 answers
  • When I was 4 years old, my brother was half of my age, now I am 70 years old. How old is my brother?
    12·1 answer
  • Identify the value of x that makes each pair of ratios equivalent.
    15·1 answer
  • A car travels at an average speed of 52 miles per hour. How long does it take to travel 299 miles
    9·1 answer
  • Theresa has two brothers, Paul and Steve, who are both the same height. Paul says he is
    15·1 answer
  • Evaluate 9 m+7 n if m=-7 and n=4
    15·1 answer
  • Pls help I will mark brainlist
    10·1 answer
  • 1b. If you draw a card with a value of three or less from a standard deck of cards, I will pay you $41. If not, you pay me $11.
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!