Mathematics Flashcards
1
Q
- What is the formula for the area of a rectangle?
A
A= Length x Width
2
Q
- What is the formula for the circumference to the diameter of any circle?
A
C=Pi x Diameter
3
Q
- What is the formula for the area of a circle?
A
A=Pi x Radius squared
4
Q
- What is the formula for the volume of a cylinder?
A
V=Pi x radius squared x Height
5
Q
- What is the formula used for finding the volume of a rectangle?
A
V= LxWxH
6
Q
- Give examples of perfect square numbers.
A
4,9,16,64,100,144
7
Q
- What is a squared number?
A
Number that is multiplied by itself
8
Q
- How do you express a decimal as a percent?
A
Move the decimal two places to the right and add the percent sign
9
Q
- Using the powers of ten, how is 1,000,00 expressed?
A
Ten to the sixth power
10
Q
- What is scientific notation?
A
Representing very large or small numbers using power of 10
11
Q
- How is a ratio expressed?
A
As a fraction
Or with a colon as a symbol for expressing a ration (1:5)
12
Q
- What is a proportion?
A
A ratio that describes the relation between two objects of different dimensions
13
Q
- How do you divide one fraction by another?
A
Cross multiply
14
Q
- What is a right angle, obtuse angle, and acute angle?
A
Right angle - is 90 degrees
Obtuse angle - is greater than 90 degrees
Acute angle - is less than 90 degrees
15
Q
- What is a quadrant?
A
It is one quarter of a circle