SAT数学Problem Solving练习题(31)

互联网2017-07-26 14:07:40

3574
问题相似?试试立即获取解答吧~
摘要:下面是小站SAT频道为大家整理了SAT数学Problem Solving练习题(31),供考生们参考,以下是详细内容。

以下是小站SAT频道为大家整理了SAT数学Problem Solving练习题(31),供考生们参考,以下是详细内容。

Question 31: The AB side of the ABCD trapezoid is 4 and the BC side is 3. What is the area of the triangle ABD?

SAT数学Problem Solving练习题(4)

(a) 4

(b) 7/2

(c) 9/2

(d) 6

(e) 7

Answer: The area of the ABD triangle is 1/2·AB·h, where h is the height from D onto AB, ED.

Since DEB angle is 90o and equal to angle BCD, EBCD is a rectangle and ED = BC = 3

The area is (1/2)·4·3 = 6.

下载小站SAT APP,刷SAT真题

看完仍有疑问?想要更详细解答?

相关推荐