Q31:
A certain right triangle has sides of length x, y, and z, where x < y < z. If the area of this triangular region is 1, which of the following indicates all of the possible values of y ?
A. y > 根号2
B. ( 根号3 )/2< y < 根号2
C. (根号2)/3< y < (根号3)/2
D.(根号3)/4 < y < (根号2)/3
E. y < (根号3)/4
没有正确答案,选B嘛?,但是大于( 根号3 )/2怎么算出来的?
举报
xy=2
x<y
so:y<suqr-root 2
发表回复 回帖后跳转到最后一页 Mark一下! 看一下! 顶楼主! 感谢分享! 快速回复:
手机版|ChaseDream|GMT+8, 2025-8-5 23:26 京公网安备11010202008513号 京ICP证101109号 京ICP备12012021号
ChaseDream 论坛
© 2003-2025 ChaseDream.com. All Rights Reserved.