問題一覧
1
• Convert 20 grams to pounds = 20/450
0.0444
2
• 0.0000222=2
22*10^-5
3
• Convert 20 pounds to grams
9070
4
• 2.22*10^ 5
222000
5
find 1/2+1/8×1/2÷1/4
3/4
6
• If we have 30% out of 600 cars are unserviceable how many cars can be used 30/100 x 600 =180 cares unserviceable 600 – 180
420 cares can be used
7
• 9/30 as a decimal
0.3
8
• Cube root of 2³
2
9
• 9/8 + 3/16 = 1
5/16
10
• Input gear One complete revolution of 120 teeth output rotate gear without put 20 revolution, the output rotates
6rev
11
• Three angle triangle sum
180
12
• 9/4+ 5/12+ 5 1/8 = 7
19/24
13
• 0.8 as fraction
8/10
14
has one pairs of parallel sides
Trapezium
15
• Area of rhombus can be calculated by
½ d1 x d2
16
• 1/5 + 1/6 + 3/10
2/3
17
• Pounds to kilogram
multiply by 0.4536
18
• 20,28,17,34,40,11,34,26,find median =(11,17,20,26,28,34,34,40)
27
19
• 10 cm diameter cylinder with 10 cm height total surface area =
150 pi cm²
20
• 2 6/7 to improper fraction
20/7
21
• 50 square feet into square meter
4.645
22
30 as percentage of 50
60%
23
• ¾ x 82
61.5
24
• The internal angle of a hexagon is⁰
120
25
• A cute angle has less than
90
26
• In equilateral triangle
all sides are the same length
27
• The Supplement of 65⁰ is
115
28
• In a scalene triangle
no 2 sides are the same length
29
• The equation y = x² +3x -10 the graph defines
a parabola
30
• A straight line having the equation Y = -2x + 10. At what point cut x-axis?
5
31
• for the straight line having the equation 4y=4x+8 the y intercept is
2
32
• find the gradient of a graph has two point (3,9)(9,1)
-3/4
33
• What is the gradient of the line having an equation 5x -3y=2?
5/3
34
• In a hydraulic system to indicate the pressure to the time the best suitable graph is
the continuous line graph
35
• find the gradient of a graph has two point (9,3)(3,1
1/3
36
• A right angle triangle Side’s length 12 cm,16 cm, 20, cm what is the tangent of the angle between 16 cm and 20 cm sides
0.75
37
Any point at a graph can be defined in 2 points
By polar coordinates ( an angle and direct distance from origin and Cartesian coordinates horizontal and vertical distance from origin
38
• A right angle triangle Side’s length 12 cm,16 cm, 20, cm what is the Sine of the angle between 16 cm and 20 cm sides
0.6
39
• Straight line Cartesian coordinates (1.4,1.4) the polar coordinates to the same points is approximately
45⁰and 2
40
• sin 45° = cos 45° =
0.7071
41
a triangle has all angles are equal
equilateral
42
• a right angle triangle has sides of 3 inches and 4 inches , what will the third be:
5
43
• a right angle triangle has sides of 3 inches and 4 inches , what will the third be:
1
44
• maximum value of sin and cosine is
1
45
What is the gradient of the line having an equation? X+3y=2?
-1/3
46
• Construction in geometry means
to draw shapes, angles, line accurately
47
it’s an angle measuring 90 degrees
• Right angle:
48
the sum of their degree measurements
• Complementary angles
49
• Obtuse angle• Obtuse angle
it’s an angle measuring between 90 and 180 degrees
50
Supplementary angles:
the sum of their degree measurements equals 180 degree
51
• A perpendicular lines are
two lines that meet at a right angle
52
• Congruent triangles are
two triangles which have equal angles and are the same size but may be oriented differently
53
• A parallelogram
• has opposite sides parallel and equal in length
54
The general equation for a straight line is given by
: y = mx + c
55
Reflex angle:
• it’s an angle measuring between 180 and 360 degrees
56
in 360⁰
• 2 pi radians
57
Similar triangles are
two triangles which have the same angles but are of different size
58
• Pythagoras formula
c² = a² + b²
59
find the gradient of 3y=9x +6 :
3
60
maximum value of tan is
infinity
61
In a right angle triangle the length of two sides are 5cm and 12cm find the hypotenuse?
13
62
In a right angle triangle two angles are 30⁰ and 60⁰, the length of hypotenuse can be found by:
opposite side divided by sin 30⁰
63
, Convert the following polar coordinates into rectangular coordinates 5cm, 45?
? 3.535, 3.535
64
Complementary angle of 35⁰ is
55
65
sin² + cos² is equal to
1
66
A triangle has got no sides of equal length and no angles the same is :
Scalene
67
• A triangle contains an angle of 90 :
right-angle triangle
68
• An angle bisects any given angle into two angles of equal size, each exactly half the angle of the original
An angle bisector