题库搜索>问题求解PS-17836
建议使用官方纸质指南，查看对照完整题目
Note: Figure not drawn to scale.
In the previous figure, three squares and a triangle have areas of A, B, C, and X as shown. If A=144,B=81,andC=225,then X=
分析A选项
分析B选项
分析C选项
分析D选项
分析E选项
我有更好的解析 
暂无雷哥网文字解析
p=(12+9+15)/2=18
S=√18^2*3^2 =18*3=54
亮闪闪的昵称呢
勾股定理，81+144=225 直角三角形，直接做。
1
0
回复
2020-02-17 15:37:32
carpe diem
海伦公式 p=(a+b+c)/2，S=√[p(p-a)(p-b)(p-c)]
0
0
回复
2019-11-27 22:59:16
科目：
问题求解PS
来源：
GMAT难题300合集
题目信息1m27s
平均耗时
94.5%
平均正确率
该题由网友tTRDSS提供
点击上传问题求解PS -17839
A circular rim 28 inches in diameter rotates the same number of inches per second as a circular rim 35 inches in diameter. If the smaller rim makes x revolutions per second, how many revolutions per minute does the larger rim make in terms of x?
问题求解PS -17836
Note: Figure not drawn to scale.In the previous figure, three squares and a triangle have areas of A, B, C, and X as shown. If A=144,B=81,andC=225,then X=
问题求解PS -17834
The figure above shows 2 circles. The larger circle has center A, radius R cm, and is inscribed in a square. The smaller circle has center C, radius r cm, and is tangent to the larger circle at point B and to the square at points D and F. If points A, B, C, and E are collinear, which of the fol...
问题求解PS -17828
In the figure above, PQ is a diameter of cirde O, PR= SQ, and ΔRST is equilateral. If thelength of PQ is 2, what is the length of RT?
问题求解PS -17826
In the figure above, the area of the shaded region is
问题求解PS -17839
A circular rim 28 inches in diameter rotates the same number of inches per second as a circular rim 35 inches in diameter. If the smaller rim makes x revolutions per second, how many revolutions per minute does the larger rim make in terms of x?
问题求解PS -17836
Note: Figure not drawn to scale.In the previous figure, three squares and a triangle have areas of A, B, C, and X as shown. If A=144,B=81,andC=225,then X=
问题求解PS -17834
The figure above shows 2 circles. The larger circle has center A, radius R cm, and is inscribed in a square. The smaller circle has center C, radius r cm, and is tangent to the larger circle at point B and to the square at points D and F. If points A, B, C, and E are collinear, which of the fol...
问题求解PS -17828
In the figure above, PQ is a diameter of cirde O, PR= SQ, and ΔRST is equilateral. If thelength of PQ is 2, what is the length of RT?
问题求解PS -17826
In the figure above, the area of the shaded region is
分享
周末、晚班滚动开班 
24+35+35+6课时 
