Geometry help please??
2017-03-10 11:05 pm
The ratio of the side lengths of a quadrilateral is 5:2:4:7, and its perimeter is 117 meters. What is the length of the shortest side?
回答 (2)
2017-03-10 11:13 pm
Let 5k meters, 2k meters, 4k meters and 7k meters be the length of the four sides.
Perimeter (in meters) :
5k + 2k + 4k + 7k = 117
18k = 117
k = 6.5
The length of the shortest side
= 2k meters
= 2 × 6.5 meters
= 13 meters
Perimeter (in meters) :
5k + 2k + 4k + 7k = 117
18k = 117
k = 6.5
The length of the shortest side
= 2k meters
= 2 × 6.5 meters
= 13 meters
2017-03-10 11:24 pm
117*2/(5+2+4+7) = 13
收錄日期: 2021-04-20 19:33:30
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20170310150506AASpmjG