bri1410
bri1410
30-11-2016
Mathematics
contestada
AB=21; AD=28. What is the value of AC+BD?
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ArielConcepcion
ArielConcepcion
30-11-2016
The length of AC and BC is 35 by Pythagoras theorem, so that the sum of both gives 70
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Kingsmamma
Kingsmamma
30-11-2016
do pathagrarian therum which is A^2 +B^2=C^2
21^2+28^2 =C^2
1225=C^2
Square root it both sides
35=C
35+35=70
70 is your answer
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