Easa module 1 math mcq 3

In a right angle triangle, the cosine of an angle is
a) opposite divided by hypotenuse
 Ans. b) adjacent divided by hypotenuse
c) opposite divided by adjacent

Octal is to the base of
a) 2
b) 16
 Ans. c) 8

One radian is equal to
 Ans. a) 57.5o
b) 90o
c) 75o

The surface area of a cylinder of diameter 10 cm and height 10cm, is
 Ans. a) 100p
b) 50p
c) 80p

A parallelogram has a base 120cm and height 11 cm. What is the area?
a) 1.32 m2
 Ans. b) 0.132 m2
c) 0.0132 m2

The name given to this shape is
 Ans. a) Parallelogram
b)Trapezoid
c) Rhombus

The area of this shape is calculated by
 Ans. a) Base x Height
b) ½ Base x Height
c) Perimeter squared

The name of this shape is
a) Parallelogram
b) Trapezium
 Ans. c) Rhombus

The area of the shape is calculated by
 Ans. a) ½ height x base
b) ½ base x ½ height
c) ½ height + twice base

A triangle with equal sides is
a) Isosceles
b) Acute
 Ans. c) Equilateral

Two gears are in mesh, one has twice the number of teeth as the other
a) the gear with fewer teeth rotates slower than the other
 Ans. b) the gear with fewer teeth rotates faster than the other
c) the two gears rotate at the same speed

The area of the curved surface area of a cone is
(where r = radius; h = vertical height and l = slant height)
a) 1/3pr2h
b) pr2h
 Ans. c) prl

What is the area of a cuboid?
 Ans. a) height x length x width
b) height x ½ base x height
c) height x ½ base x length

To find the area of a circle, multiply
 Ans. a) the square of the radius by p
b) the square of the circumference by the radius
c) twice the radius by p

4 – 6 – 9
- 3 + (- 3)
a) 4.5
 Ans. b) 3.5
c) 4

An equilateral triangle has
a) two equal side
b) no equal sides
 Ans. c) three equal sides

sin ø =
a) C/A
 Ans. b)A/C
c) B/C

Cos A =
a) 1.2
 Ans. b) 0.8
c) 0.6

2x – 8y = 14 and 4x + 8y = 16; x =
a) –1/2
 Ans. b) 5
c) 3

2x – 3 = 4; x =
 Ans. a) 3.50
b) –3
c) 7

If y / x = 4 and y = 5 then x =
a) 20
 Ans. b) 1 ¼
c) 4 / 5

An aircraft travels 2150 nautical miles in 2 hours 30 minutes What is the average speed of the aircraft?
a) 600 knots
 Ans. b) 860 knots
c) 550 knots

Locus points plotted equidistant from a central points represent
a) diameter
b) radius
 Ans. c) circumference

A circle contains
a) 4p radians
 Ans. b) 2p radians
c) 2pr radians

What is the surface area of a cylinder whose diameter is 20cm and height of 15 cm?
a) 942p
b) 350p
 Ans. c) 300p

An oblique pyramid is one which has its axis
 Ans. a) not perpendicular to its base
b) perpendicular to its base
c) parallel to its base

An input gear has 20 teeth and the output gear has 120 teeth. If the input gear rotates 360 degrees, the output gear will rotate
a) 90 degrees
b) 45 degrees
 Ans. c) 60 degrees

A line from the centre of a circle is called
a) its segment
b) diameter
 Ans. c) radius

Four percent of 0.01 is
a) 0.04
b) 0.004
 Ans. c) 0.0004

(x - 3)(x + 5) =
a) x2 - 15
 Ans. b) x2 + 2x - 15
c) x2 + 2x

(6+2)2 X 2 – (2 X 45) =
 Ans. a) 38
b) 218
c) 128

V = (a + b) r2 Find a
a) V – r2 – b
b) (V – b) / r2
 Ans. c) V / r2 - b

Give the names of a triangle, which has two sides equal in length and two equal angles.
a) Equilateral
 Ans. b) Isosceles
c) Obtuse

17 degrees 49 minutes and 10 seconds added to 22 degrees 22 minutes and 59 seconds, equal
a) 40 degrees 11 minutes and 69 seconds
b) 39 degrees 11 minutes and 9 seconds
 Ans. c) 40 degrees 12 minutes and 9 seconds

the diameter of a cylinder is 200 cm and the height is 20 cm, what is the volume.
 Ans. a) 628000 cm3
b) 8000 cm3
c) 62800 cm3

In an equilateral triangle, all of the angles are equal, to
 Ans. a) p divided by 3
b) p divided by 2
c) p divided by 4

What is an obtuse angle?
 Ans. a) one greater than 90o, but less than 180o
b) one less than 90o
c) one greater than 180o

What is tan Æ when Æ = 90o
 Ans. a) + Ve infinity
b) 0
c) –Ve infinity