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
Romashka [77]
3 years ago
9

Find the perimeter of a square whose area is 441 sq km?

Mathematics
1 answer:
Sveta_85 [38]3 years ago
6 0

Answer:

Area of perimeter = 441 sq cm

(side)2 =

\sqrt{441}

=21

the perimeter of sq= 4×side

= 4×21

84

You might be interested in
I need a riddle with this number 5109
dezoksy [38]

You get this number when multiplying the numbers of 1703 and 3

7 0
3 years ago
What's the solution to the inequality ??
stealth61 [152]
X<-2

hope this helped! 

4 0
3 years ago
Read 2 more answers
Express 16 as a difference of two prime numbers
sasho [114]
16 can be expressed as a difference of two prime numbers in two ways, which is:23 - 7 = 16, 19 - 3 = 16
Among the choices, 16 is expressed as (23 - 7), which is the difference of two prime numbers.

8 0
3 years ago
12 is 25% of what number using a ratio table
Contact [7]
% means 'parts out of 100' so
25%=25/100

is 12 is 25 parts out of 100 of a number
so 12=(25/100)x
   25/100 simplifies to 1/4
or if 12=(1/4)x
we multiply both sides by 4 and get
48=1x
5 0
3 years ago
Suppose the cpi was 110 last year and is 121 this year. instructions: in part a, enter your answer as a whole number. in part b,
nexus9112 [7]
<span>To calculate the change in CPI we need to do a % change formula. (New - Old) / (Old) = n. (121 - 110) / 110 = .10. This is equal to a 10% change in CPI. To confirm the answer, do, (Old) * (1+n) = New CPI. 110*(1+.10) = 121. It equals so it is right!</span>
8 0
3 years ago
Other questions:
  • Plzz helppppp!!?!?!!?!!?!!
    12·1 answer
  • I don’t know what todo someone help me
    10·1 answer
  • Solve the problem.
    14·1 answer
  • There are 9.8 grams of fat in a regular hamburger. If Jeff eats 3 hamburgers, how many grams of fat has he consumed?
    7·2 answers
  • Markian makes $26,400 per year. He wants to put 9% of his income into Savings. How much should he put into Savings each month? *
    14·1 answer
  • PLEASE HELP URGENT!!!!!! WILL GIVE BRAINLIEST!!!! MATH!!!!
    14·2 answers
  • Write an expression that is equivalent to the expression 4n-n+0.5n-2n
    5·1 answer
  • If the rate of change is the same on the entire graph we say it has a ____ rate of change.
    15·1 answer
  • PLZ PLZ HELP!!!!! WILL MARK BRAINLIEST!
    15·1 answer
  • Someone, please answer I´m in math and none of the classmates I know knows what to do. The value of a new car decreases by about
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!