A rectangle has the following sides.One side must have an odd int_数学解答

A rectangle has the following sides.One side must have an odd integer length.Find the perimeter.,数学英文题阿

人气：440 ℃　时间：2020-05-08 11:56:07

解答

X^2=Y
4Y+8=20X-16
解得,X1=2 ,Y1=4
X2=3 ,Y2=9
因为有一边是奇整数,所以应选X=3,Y=9,边长为44和9