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Leviafan [203]
3 years ago
7

What is the area of the circle? Round to the nearest whole number, if necessary.

Mathematics
1 answer:
marta [7]3 years ago
8 0

Answer:

615.75cm²

Step-by-step explanation:

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find the scale, k, of H(3,4) if H'(9,12) after going through the transformation (x,y) ---> (kx,ky) centered at the origin
stiks02 [169]

The value of scale k is 3

Step-by-step explanation:

In order to find the scale , we can either divide the coordinates of H' by the original point or compare both the points to find the original ordered pair.

Given

H(3,4)

H'(9,12)

The coordinates of H are multiplied with some integer k to form H'

So,

<u>For x-coordinate:</u>

3k = 9

k = 9/3 = 3

<u>For y-coordinate:</u>

4k = 12

k = 12/4 = 3

Hence,

The value of scale k is 3

Keywords: Coordinate geometry, scaling

Learn more about scaling at:

  • brainly.com/question/4771355
  • brainly.com/question/4786449

#LearnwithBrainly

5 0
3 years ago
From midnight to 7:00 am, the temperature dropped 0.8°C
sp2606 [1]

Answer:

5.2

Step-by-step explanation:

add back 0.8 from 7 am temp which is 4.4 degrees.

3 0
1 year ago
Read 2 more answers
What is the equation of the line through the origin and (2,5)
mezya [45]

Answer:

2y=5x+2c

Step-by-step explanation:

7 0
3 years ago
How do you round numbers
Mariulka [41]
Step 1: Circle the place value of the digit to be rounded. This is the rounding digit. Step 2: Look to the neighboring digit on the right. Step 3: a) If the neighboring digit is less than five (0 - 4), keep the rounding digit the same.
5 0
3 years ago
I NEED HELP ASAP PLEASE
skad [1K]
A^2+b^2=c^2 so c^2=12^2+16^2 which then simplifies to c^2=144+256 then simplify that to c^2=400. After that take the square root of c^2 and the square root of 400. So your answer is c=20
5 0
4 years ago
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