S5_初中幾何重溫1
Authored by Jason Lam
Mathematics
7th - 10th Grade
Used 2+ times
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7 questions
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1.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
已知M(2 , 4) 和N(6 , 1) 兩點。求兩點的距離。
(a)
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
求通過A(–2 , 3) 及 B(–1 , –1) 兩點的直線的斜率。
–4
4
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
已知圖中PQ的斜率是 ，求n的值。
2
3
4
5
4.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
連接A(–3a , 3) 及B(2 , 3a) 的直線的斜率是 ，求a的值。
(a)
5.
FILL IN THE BLANKS QUESTION
2 mins • 1 pt
在圖中，A(2 , 3)、B(5 , –1) 和C(1 , 1) 是 △ABC的三個頂點。如果D是BC的中點，求AD的斜率。
(a)
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
已知M(–1 , –4)、N(3 , 0) 和P(1 , y) 是同一直線上的三點，則y =
4
2
–4
–2
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
已知直線L1的傾角是45°，而直線L2的斜率是 –1，則L1與L2
相交但不互相垂直。
互相垂直。
互相平行。
在同一直線上。
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