. Find the coordinates of the points of trisection
of the line segment joining the points
(7, 5) and (-2, -1).
Answers
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0
Coordinate Geometry
Section Formula
The line segment joining th...
MATHS
The line segment joining the points (3,−4) and (1,2) is trisected at the points P and Q. If the and co-ordinates of P and Q are (p,−2) and (
3
5
,q) respectively, find the value of p and q.
A
p=0, q=
3
7
B
p=
3
2
, q=
3
7
C
p=
3
7
, q=0
D
none
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ANSWER
letDbemid−pointofAB
thenmidpointofPQwillbeDtoo.
nowco−ordinateofD=((
2
3+1
),(
2
−4+2
))
=(2,−1)
nowmid−pointofDusingcoordinates
ofPandQ=((
2
p+(
3
5
)
),(
2
−2+q
))
∴(
2
p+(
3
5
)
)=2
p=4−(
3
5
)
=(
3
4
)
and(
2
−2+q
)=−1
−2+q=−2
q=0
Answered by
4
Answer:
Formula=[{(mx2+nx1)/m+n} ;{(my2+ny1)/m+n}]
Step-by-step explanation:
P=(4,3),Q=(1,1).
Attachments:
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