All about Maths
The developer of the Pythagorean Theorem.
Pythagoras
A dozen is equal to how many pieces?
12 pieces
Which of the following are perfect square trinomials?
a. x2 + 10xy + 100y2
b. x2 – 10xy + 100y2
c. x2 – 20xy + 100y2
d. x2 + 20xy + 100y2
c. x2 – 20xy + 100y2
and
d. x2 + 20xy + 100y2
Trigonometry is the branch of mathematics which was first used to understand _______.
Astronomy
What is the only even prime number?
Two or 2
Simplify (z⁴)⁷
z²⁸
Which of the following is a sum of two cubes?
a. x3 + 9 b. x3 – 1
c. x6 + 8 d. x6 + 16
c. x6 + 8
Why is an angle of elevation or depression always an acute angle?
Humans can only look up or down at a maximum of 90 degrees.
How many squares of all sizes are there in a chessboard?
204 squares
What must be added to the product of -5 and 9 to get 22?
67
If one factor of 4x2 – 25 is
2x – 5, what is the other factor?
The other factor is 2x + 5.
What is the rule that is appropriate to use when finding a side length of any triangle given the three interior angles.
The Sine Rule
Who is the Father of Trigonometry?
Hipparchus of Nicaea
The difference of 8z³ and 3z³ is _______.
5z³
The technique of collecting data from an entire population is called a _______.
Census
One side and the longer diagonal of a parallelogram are 6 units and 14 units. The side and the diagonal formed an angle equal to 50 degrees. What would be the area of the parallelogram?
64.348 units2
The only number that has letters in alphabetical order.
45 (Forty)
Write the Decimal Number 0.00003819 in Scientific notation (Standard form).
A. 0.3819 x 10-4
B. 3.819 x 10-5
C. 3.819 x 10-4
D. 38.19 x 10-6
B. 3.819 x 10-5
The method of collecting data from every kth member of a population is called _______.
Systematic Sampling
A rectangular lot is 5 metres wide and 12 metres long. How long is the diagonal that cuts diagonally across the lot?
13 metres