SAT数学-观察-角度 Example 20

发布于 2015-08-07  212 次阅读

Question 1

In the figure above, lines j, k, l, and m intersect as shown. Which of the following is greater than 90?
A
p
B
t + n
C
n + r
D
t + r
E
s
Question 1 Explanation: 
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