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
Arte-miy333 [17]
3 years ago
8

Find the area of the semicircle with the diameter of 40cm

Mathematics
1 answer:
tresset_1 [31]3 years ago
7 0

Answer:

628.4 cm²

Step-by-step explanation:

Area of semicircle : (πr^2)/2

(3.152*(20^2)) / 2

(3.142 *400) /2

1256.8 / 2

628.4

You might be interested in
Help help math math math
natka813 [3]

Answer:

Yes, this is a function

Step-by-step explanation:

You know this because it passes the vertical line test.

I hope this helps!

7 0
2 years ago
19. When baking a cake, you have a choice of the following pans:
Komok [63]

Answer:2

The second one because it is 108in and the first one is 47.6

6 0
3 years ago
Read 2 more answers
Point A is at 12, and point D is at 56. Point C is midway between A and D and point B is midway between A and C Which of these i
ziro4ka [17]
I would say 6 because it's midway between 12
7 0
3 years ago
What is the sum of the infinite geometric series?
Alexandra [31]

Answer:

-288

Step-by-step explanation:

n=1/2 divided by -144. You then just plug that number which is .00347 into n in the equation and use a scientific calculator to find the answer.

3 0
4 years ago
Read 2 more answers
Solve the system of equations. 2x+2y+7z=9, 2x+6y+5z=7, 5x+2y+4z=9. a.x=3 y=-2 z=3 b.x=1 y=0 z=1 c.x=2 y=-1 z=0 d. x=0 y=1 z=2
ki77a [65]
The answer is B

Hope this helps.
6 0
4 years ago
Other questions:
  • A cell phone company orders 500 new phones from a manufacturer. If the probability of a phone being defective is 2.6%, predict h
    9·1 answer
  • A women made a deposit of $196.If her deposit considered of 60 bills, some of them one-dollar bills and the rest being five-doll
    6·1 answer
  • the perimeter of a right triangle is 30 inches. The longer leg is 2 more than twice the shorter leg. The hypotenuse is one more
    10·1 answer
  • The results of the 2007 Target Championship Golf Tournament in Los Angeles, California, are given in this table.Which correctly
    14·1 answer
  • Write an equation parallel to the x-axis and going through the point (-2, 5)
    15·1 answer
  • If 11 pens weigh 53.43 grams how many grams will 2 pens weigh
    11·1 answer
  • Mr. Williams can grade 50 essays in 7 hours. His assistant, Mr. Wilfred, can do the same job in 14 hours. His other assistant, M
    8·1 answer
  • 1. The distance between two cities is 150 miles. What is 60% of that distance?
    11·2 answers
  • Write 16 in the form 2n
    11·2 answers
  • Find an equation of a degree 3 polynomial (in factored form) with the given zeros of f(x): − 3 , 4 , − 3 . Assume the leading co
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!