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Final model(1) for 3rd prep on Trigonometry and Geometry
Final model(1) for 3rd prep on Trigonometry and Geometry
نسخ
تكرار
1
4 ÷ 5
3 ÷ 5
3 ÷ 4
5 ÷ 3
2
For any two angles A and B if m (∠A) + m(∠B)=90° , m(∠A) ≠ m(∠B) then ….
sin A = cos B
sin A = sin B
tan A = tan B
cos A = cos B
3
If sin x = cos x, then x = ...° (x is the measure of acute angle)
30
45
60
90
4
For any angle A, sin A ÷ cos A = ...
sin A
cos A
tan A
1
5
If △ABC is a right-angled triangle at B, then (sin C + cos C)....1
=
>
<
≤
6
a
b
c
d
7
a
b
c
d
8
if △ABC is a right angled at A, then cosine angle B : sine angle C equals
3 ÷ 5
4 ÷ 3
3 ÷ 4
1
9
15°
20°
30°
45°
10
15°
30°
45°
60°
11
If m (∠ A) = 75°, sin B = cos A , ∠ B is acute, then m(∠ B)=...
45°
75°
15°
105°
12
a
b
c
d
13
60°
30°
50°
70°
14
If ABCD is a square, then m (∠ CAB) = ...
90°
45°
60°
30°
15
If 4 cos 60° sin 30° = than x =... where x is the measure of an acute angle
45°
30°
60°
80°
16
a
b
c
d
17
The distance between the point (-6 , 8) and y-axis is....length unit.
6
-6
8
-8
18
a
b
c
d
19
The number of axes of symmetry of any isosceles triangle is....
0
1
2
3
20
a
b
c
d
21
a
b
c
d
22
a
b
c
d
23
If A (-1 , 2) , B (5 , -10) , then the midpoint of AB is
(-4 , -2)
(-2 , 4)
(2 , -4)
(2 , 4)
24
If the origin point is the midpoint of AB where A (5 , -2) then the point B is
(2 , 5)
(5 , -2)
(-2 , -5)
(-5 , 2)
25
If (3 , -1) is the midpoint of AB where A (x , 2) , B (-1 , -4) then x =....
17
6
13
7
26
ABC is a right angled at B , then sin A + 2 cos C =...
2 sin C
3 sin A
2 sin A
3 cos A
27
If the side lengths of a triangle are 5 cm , 12 cm and 13 cm , then its area equals...cm^2
30
32.5
78
144
28
If cos 4x = 0.5 where 4 x is the measure of an acute angle , then x=...
30°
45°
60°
15°
29
If AB is a diameter in a circle of center M , where A (2 , 4) and B(-2 , 0) then M=...
(0 , 2)
(2 , 0)
(0 , 0)
(2 , 2)
30
If the X-axis bisects AB such that A(3 , 2) and B(-2 , y) then y =...
3
2
-2
4
31
The slope of the straight line which makes with the positive direction of X-axis an angle whose positive measure is X° equals...
sin X
cos X
sin X ÷ cos X
sin X + cos X
32
The slope of the straight line which passes through the two points (2 ,3) and (2 , -3) is...
zero
-3 ÷ 2
3 ÷ 2
undefined
33
3 ÷ 5
-3 ÷ 5
15
-15
34
a
b
c
d
35
The slope of the perpendicular straight to the straight line which passes through the two points (2 , 3) and (5 ,1) equals.....
3/2
2/3
-3/2
-2/3
36
The distance between the point ( -3 , -4) and the y-axis is....length unit
4
-4
3
-3
37
If A(5 ,7) and B (1 ,-1) , then the midpoint of AB is ...
(2 , 3)
(3 , 3)
(3 , 2)
(3 , 4)
38
a
b
c
d
39
If the straight line whose equation is 3 y = 4 x – 12 intercepts from the negative direction of y-axis a part of length….length unit
4/3
3
4
-4
40
The perpendicular length between x = 5 and x + 3 = 0 equals....length unit
2
8
-8
5
41
In the square XYZL, if the slope of XZ =1 , then the slope of YL =...
1
-1
±1
45
42
The equation of the straight line which passes through the point (2 , -3) and is parallel to x-axis is
x = 2
y = -3
x = -3
y = 3
43
If the lengths 3 , 7 , L are lengths of sides of a triangle , then L can be equal to....
3
7
4
10
44
If the two straight lines : X + Y = 5 , k X+ 2 Y = 0 are perpendicular , then k =...
1
-1
2
-2
45
20°
30°
40°
50°
46
The distance between the points (9 , 0) , (4 , 0) equals 5 length units
true
false
47
If tan E = 1 , then m(∠ E) = 45°
true
false
48
The straight line y = 2 x +1 intercepts a part of length -1 from y-axis
true
false
49
true
false
50
12
9
15
25
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