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shusha [124]
3 years ago
8

Write the radius of each circle.

Mathematics
1 answer:
GuDViN [60]3 years ago
8 0

Answer:

1. 6

2. 5

3. 3

4. 7

5. (x-4)2 + (y+3)2 =25

6. x2+ y2 = 36

7. (x-3)2+(y-3)2 = 4

8. x2 + (y+2)2 = 81

Step-by-step explanation:

use formula (x-h)2 + (y-k)2 = r2

where (h,k) is center and r is radius

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The distance from a point to a line is the length of the ____________ segment from the point to the line.
solniwko [45]

Answer: 1) Perpendicular

2) Concurrent

Step-by-step explanation:

The distance from a point to a line is the length of the perpendicular segment from the point to the line.

As Perpendicular segment is the shortest distance to the point of the line.

When three or more lines intersect at one point, they are concurrent.

Because Concurrent is a situation when three or more lines intersect each other at a single point.

8 0
3 years ago
Read 2 more answers
Find the percent of change. Round to the nearest tenth if necessary: 25 is increased by 80%
AleksAgata [21]

Answer:

45

Step-by-step explanation: Find what 80% of 25 is, you can do this by dividing 25 by 100. Then multiply the output by 80. Add that output to 25 and you should get an answer of 45.

6 0
2 years ago
Charles has eight different winter scarves, and he wears three at a time. How many different ways can Charles wear three scarves
jenyasd209 [6]

Answer:

Ans= 6720 ways

Step-by-step explanation:

From Combination rule from Permutation and Combination, nCr

We use 8^C3 or 8C3,

8x7x6x5x4x3x2x1

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3x2x1

or

8x7x6x5x4x3! /3!, here the 3! cancels each other out, and we're left with 8x7x6x5x4, which equals 6720.

6 0
2 years ago
What is 3x+6x+2x=?????
Papessa [141]

Answer:

11x

Step-by-step explanation:

you add the numbers like you normally would and then add the x at the end

3 + 6 + 2 = 11

add the x

11x

8 0
4 years ago
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