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
damaskus [11]
3 years ago
10

Please help

Mathematics
1 answer:
rewona [7]3 years ago
5 0

Answer:

125.6m^2

Step-by-step explanation:

Let R be the greater radius and r be the smaller radius

Area of the sidewalk = R^2 - r^2 - This can be the expression

= 3.14

=(R^2-r^2)

=(11^2-9^2)

=(121-81)

= 40

= 3.14 x 40

You might be interested in
Ten times the sum of half a number and 5 is 25.
Nezavi [6.7K]

Answer: in algebraic expiration its 10 (1/2 + 5) = 25

Step-by-step explanation:

6 0
2 years ago
Which function has the greatest starting value?. . A.. xy. 1−3. 2−8. 3−13. . . B.. y = 3x – 8. . C.. 8x + 4y = 16. . D.. A linea
nasty-shy [4]
The problem ask to choose among the following functions in the given choices that has the greatest value and the best answer among the following function is letter D. a linear function that goes through point 2,0 and point 0,2. I hope you are satisfied with my answer 
5 0
4 years ago
On a coordinate plane, Point J is plot at (-4,6) and Point K is plotted at (8,-3). What is the distance, in units, between point
zhuklara [117]
Idk I tried this but I can't get it

4 0
3 years ago
Please help.
ryzh [129]

Answer:

E and D

Step-by-step explanation:

3 0
3 years ago
2 (b - 4) > -6 I NEED HELP ASAPPPPPPP
Alenkinab [10]

ANSWER

b>1

EXPLANATION

The given inequality is;

2 (b - 4) > -6

Expand the parenthesis to get,

2b-8>-6

2b>-6+8

Simplify the right hand side.

2b>2

Divide both sides by:

b>1

5 0
3 years ago
Other questions:
  • There are 24 children in a class, 16 brown-haired and 8 black-haired. Two students are randomly selected for a stage performance
    15·1 answer
  • A bookstore owner has 48 science fiction books and 30 mysteries.He wants the most books possible in each package, but all packag
    15·2 answers
  • What's the answer for it??
    15·2 answers
  • Use the distributive property to write an expression equivalent to 5×(3+4)​
    8·1 answer
  • The circumference of a circle is 15ft. What is the length of the radius? Use 3.14 for pi. Round your answer to the nearest tenth
    13·1 answer
  • Answer it plz! I need help!
    7·2 answers
  • Solve the equation for x by graphing.<br><br> 2^x - 4 = -4^x + 4
    15·2 answers
  • Give an example of reciprocals?
    11·1 answer
  • #3 and #4 please. How do you know a sticky note has volume and can you determine the volume of an entire stack by knowing the vo
    7·1 answer
  • Given that CD is the perpendicular bisector of AB, which of the following statements can be used
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!