Q31:
A certain righttriangle has sides of length x, y, and z, where x < y < z. If the area of thistriangular region is 1, which of the following indicates all of the possiblevalues of y ?
举报
因为是直角三角形,而且Z大于Y大于X,所以直角边为X和Y.面积等于X*Y/2=1
X*Y=2,因为Y大于X,所以Y大于根号2
发表回复
手机版|ChaseDream|GMT+8, 2025-1-26 14:05 京公网安备11010202008513号 京ICP证101109号 京ICP备12012021号
ChaseDream 论坛
© 2003-2023 ChaseDream.com. All Rights Reserved.