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
Ostrovityanka [42]
3 years ago
11

The point A and B lie on the circumference of a circle with centre O. the area of the circle is 81πcm². The length of the major

arc is 15πcm.
Calculate:

a) The radius of the circle
b) The length of the minor arc, giving your answer in the form lπcm².
c) The acute angle​
Mathematics
1 answer:
Tomtit [17]3 years ago
6 0

Answer:

a)9cm

b)

3\pi

c)60°

You might be interested in
If a planet takes longer to travel around the sun, than earth, what has changed?
Crazy boy [7]

Answer:

the years are longer

Step-by-step explanation:

the planets days and nights length depends on its tilt and rotation speed. so it has nothing to do with that. A and C are wrong

the longer it takes to revolve around the sun the longer the year is, so its not B

4 0
3 years ago
Read 2 more answers
Charley Davis is 1/4 as old as his father. The sum of their ages is 45. How old is each person?
Talja [164]

Answer:36 dad 9 charley

Step-by-step explanation:

8 0
3 years ago
What is 4+3-1x22 plz help
cricket20 [7]
4+3-1x22 
4+3-22
7-22 
-15 
So -15 is the answer
5 0
4 years ago
Read 2 more answers
Someone help please? I’m bad at math.
vichka [17]
Answer B: The graph crosses the y-axis at (0,5), increasing form x=-10 to x=2 and remaining constant from x=2 to x=10. 
3 0
3 years ago
Read 2 more answers
Calculando a expressão (-2)² + (+5)², obtemos qual resultado?
Contact [7]
This answer would be D) + 6.


Hope this helps if so please mark me as brainlest thank you !!
7 0
3 years ago
Read 2 more answers
Other questions:
  • The volume of the box above is 540 in3. If L = 18 inches and W = 5 inches, what is the measure of H?
    13·1 answer
  • Which is another way to name angle ust
    13·2 answers
  • Mandy drew a scale drawing of a summer camp. The scale of the drawing was 3 centimeters : 2 meters. The sand volleyball court is
    9·1 answer
  • 1/2 ( 2x - 4) + 2/3 ( 6x - 9)
    13·1 answer
  • A bookstore is deciding what price it should charge for a certain book. After research, the store finds that if the book's price
    10·1 answer
  • Please help this is due at 8 i'll mark you brainlist
    9·1 answer
  • Is {3,…} a defined set
    14·1 answer
  • What is a polygonal curve
    11·1 answer
  • A certain species of bird is in danger of becoming extinct. There were 1500 birds in 2000 and they are
    15·1 answer
  • (x + 10) (-2x +15)<br><br>cam someone this for me​
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!