Locating Points and Midpoints - Decatur Independent School District

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DATE

PERIOD

1-3 Skills Practice

Locating Points and Midpoints

Use the number line to find the coordinate of the midpoint of each segment.

A

B

?6 ?4 ?2 0

C 24

D

E

6 8 10 12

1. DE

2. BC

3. BD

4. AD

Geo-SG01-03-04-846589

Find the coordinates of the midpoint of a segment with the given endpoints.

5. T(3, 1), U(5, 3)

6. J(-4, 2), F(5, -2)

Copyright ? Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.

Find the coordinates of the missing endpoint if P is the midpoint of NQ.

7. N(2, 0), P(5, 2)

8. N(5, 4), P(6, 3)

9. Q(3, 9), P(-1, 5)

Use the number line to find the coordinate of the point the given fractional distance from A to B.

10.

1 6

11.

2 3

13.

3 4

14.

2 5

16.

1 3

17.

5 6

-3 -2 -1 0 1 2 3 4 5 6 7

12.

1 4

15.

1 5

Find P on NM that is the given fractional distance from N to M.

18.

2 3

,

N(-3,

1),

M(2,

6)

19.

2 5

,

N(-2,

5),

M(0,

-4)

20.

1 4

,

N(-2,

-1),

M(8,

3)

21.

3 4

,

N(4,

5),

M(-7,

1)

Refer to the graph at the right. 22. Find C on AB such that the ratio of AC to CB is 2:3. 23. Find C on AB such that the ratio of AC to CB is 1:3.

A

y 2

-4 -2 O -2 -4 -6

2 4x B

Chapter 1

20

Glencoe Geometry

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