mv143
mv143 mv143
  • 21-07-2017
  • Mathematics
contestada

In triangle PQR, C is the centroid.

In triangle PQR C is the centroid class=

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merlynthewhizz
merlynthewhizz merlynthewhizz
  • 26-07-2017
The centroid of a triangle divides the median PY, XR and QZ into the ratio 2:1

Question (a):

PC:CY = 2:1
If CY=10, then PC=20 and PY=20+10=30

Question (b):

QC:CZ= 2:1
If QC=10, then CZ=5 and ZQ=10+5=15

Question (c):

PX : XQ = 1 : 1
if PX = 20, then PQ = 40
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