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amedel1
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A rectangular deck measures 15 ft. by 20 ft. What is the length of a diagonal between opposite corners?
 2 years ago
 2 years ago
amedel1 Group Title
A rectangular deck measures 15 ft. by 20 ft. What is the length of a diagonal between opposite corners?
 2 years ago
 2 years ago

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CoCoTsoi Group TitleBest ResponseYou've already chosen the best response.0
sqrt(15^2 + 20^2) = 25
 2 years ago

benice Group TitleBest ResponseYou've already chosen the best response.1
use Pythagoras theorem which states dw:1333044166463:dw a^2+b^2=c^2
 2 years ago

amedel1 Group TitleBest ResponseYou've already chosen the best response.0
wow thanks!!
 2 years ago

Directrix Group TitleBest ResponseYou've already chosen the best response.1
Think Pythagorean Triples. (15, 20, ?) is a 5 multiple of the triple (3, 4, 5). 3*5 = 15 and 4*5 = 20. So 5*5 = 25 is the missing length (hypotenuse)
 2 years ago

amedel1 Group TitleBest ResponseYou've already chosen the best response.0
ohhh okay thank you! Very helpful!
 2 years ago
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