splash screen. vocabulary distance midpoint segment bisector
TRANSCRIPT
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Find Distance on a Number Line
Use the number line to find QR.
The coordinates of Q and R are –6 and –3.
QR = | –6 – (–3) | Distance Formula
= | –3 | or 3 Simplify.
Answer: 3
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A. A
B. B
C. C
D. D A B C D
0% 0%0%0%
A. 2
B. 8
C. –2
D. –8
Use the number line to find AX.
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Find Distance on a Coordinate Plane
Find the distance between E(–4, 1) and F(3, –1).
(x1, y1) = (–4, 1) and (x2, y2) = (3, –1)
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Find Distance on a Coordinate Plane
Check Graph the ordered pairs and check by using the Pythagorean Theorem.
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A. 4
B.
C.
D.
A. A
B. B
C. C
D. D A B C D
0% 0%0%0%
Find the distance between A(–3, 4) and M(1, 2).
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A. A
B. B
C. C
D. D A B C D
0% 0%0%0%
A. 330 ft
B. 660 ft
C. 990 ft
D. 1320 ft
DRAG RACING The length of a drag racing strip is
mile long. How many feet from the finish line is
the midpoint of the racing strip?
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A. A
B. B
C. C
D. D A B C D
0% 0%0%0%
A. (–10, –6)
B. (–5, –3)
C. (6, 12)
D. (–6, –12)
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Find the Coordinates of an Endpoint
Write two equations to find the coordinates of D.
Let D be (x1, y1) and F be (x2, y2) in the Midpoint Formula.
(x2, y2) =
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Find the Coordinates of an Endpoint
Answer: The coordinates of D are (–7, 11).
Midpoint Formula
Midpoint Formula
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A. A
B. B
C. C
D. D A B C D
0% 0%0%0%
A. (3.5, 1)
B. (–10, 13)
C. (15, –1)
D. (17, –11)
Find the coordinates of R if N (8, –3) is the midpointof RS and S has coordinates (–1, 5).