swiftkidd813
swiftkidd813
25-01-2018
Mathematics
contestada
If ps=6cm and pt=9cm what is pr
Respuesta :
mathmate
mathmate
25-01-2018
Use metric relations:
TP*PR=PS^2
TS*SR=TR*PS
TP*TR=TS^2
RP*RT=RS^2
Using the first relation,
TP*PR=PS^2
=>
9*PR=6^2
solve for PR
PR=6^2/9=36/9=4
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