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書名: Mathematics Today, A Programmed Course 2A (First Edition), Exercise 1A
作者: K. S. Leung, M. K. Lai
出版社: Canotta Publishing Co. Ltd.
   
目錄: Home>Math...>A>

編號

問題

1

Find x.

2

Find y.

3

Find x, y, z.

4

Prove that AB // CD in the figure.

5

In the figure, a = b. Prove that AB // CD.

6

In the figure, AB and CD meet at O.
EO
^ AB and Ð EOD = 55o. Find b and c.

7

In the figure, the three straight lines AB, CD and EF meet at a point O.
Find t.

8

In the figure, Ð AOC = Ð BOD = 90o and ÐCOD = 38o.
Find a, b and c.

9

In the figure, AB // CD // EF.
The transversal PT cuts AB, CD and EF at Q, R and S respectively.
Given that
ÐAQR = 40o, find x and y.

10

In the figure, AB // FE. Find p + q + r + s.

11

In the figure, BA // EF, Ð ABC = 130o, ÐBCD = 70o and reflex ÐCDE = 300o.
Find ÐDEF.

12

Given the figure as shown.
    (a) Find the measure of m.
    (b) Prove that AB // XY.

13

Refer to the given figure.
    (a) Prove that AD // FJ.
    (b) Find the measure of y.

14

Refer to the given figure.
Given that
ÐPQR = 75o, ÐQRT = 150o and RS is the angle bisector of ÐQRT.
Prove that PQ // RS.

15

Refer to the figure. Given that p = q and AD // BC.
Prove that BA // CD.

16

Refer to the figure. Prove that
    (a) AB // CD
    (b) BC // DF

17

In the given figure, ÐTPQ = 50o, ÐPUR = 95o and ÐSRV = 45o.
Prove that PQ // RS.

18

In the figure, AOB is a straight line.
OC is the angle bisector of
ÐAOD and OE is the angle bisector of ÐBOD.
Prove that
ÐCOE = 90o.


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