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
stepladder [879]
3 years ago
9

The area of a circle is 153.86 square meters. What is the diameter of the circle? Use 3.14 for π.

Mathematics
1 answer:
iren2701 [21]3 years ago
5 0

Answer:

14m

Step-by-step explanation:

The area of a circle is given by

A = pi r^2

153.86 = 3.14 r^2

Divide each side by  3.14

153.86 /3.14 = r^2

49 = r^2

Take the square root of each side

sqrt(49) = sqrt(r^2)

7 = r

We want the diameter which is twice the radius

d = 2r

d =2*7

d =14

You might be interested in
Order the subjects from least to greatest 4/25 or 13% or 0.28 or 7% or 21/100 0.15
motikmotik

Answer:

The answer is: 7% ; 13% ; 0.15 ; 4/25 ; 21/100 ; 0.28


8 0
3 years ago
Solve each compound inequality and graph the solution.
Vlada [557]
1) x > -4 and x <span>< 2

2) x </span>> 4 and x <span><8</span>
4 0
3 years ago
The following equation is true for all values of x. Write the number that completes the equation. Show your work.
labwork [276]
5y+2(3y-1)=__y-(y+2)
5y+6y-2=__y-y-2
11y-2+2+y=__y
12y=___y
so 12
6 0
3 years ago
PLEASE HELP FAST
Romashka-Z-Leto [24]

Answer:

504 in3

Step-by-step explanation:

I did the I-Ready too.

5 0
3 years ago
What is 3r³/2r<br>how do I go about solving it <br>thanks​
natulia [17]

Answer:

3r^2 /2

Step-by-step explanation:

r^3 cancels out r in the denominator remaining with r^2 in the numerator.

so 3r^2/2

= 3r^2 /2

6 0
3 years ago
Read 2 more answers
Other questions:
  • Please help with all 4 for 12 points it’s really annoying so I need some help
    10·1 answer
  • What is 5(3x+2)-2(4x-1)
    13·1 answer
  • Melissa put her $500 In a savings account that earns 4% interest compounded annually. How much will be in the account after 3 ye
    10·2 answers
  • What percent of 80 is 20​
    8·1 answer
  • Plz help asap!!!
    5·1 answer
  • Part A: Create an example of a polynomial in standard form. How do you know it is in standard form? (5 points)
    6·1 answer
  • Can y’all help me on question 8?!
    13·2 answers
  • Which sequence explains a geometric method of determining 3-17i/2+2i ?
    13·1 answer
  • What is 9 1/2 multiplied by 9 /5/2 in the simplest radical form
    13·1 answer
  • Which is the graph of y = x + 1 - 2?
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!