FORMULAS FOR MATH

Question 1

What is the formula for the sum of all interior angles in a polygon?

Answer 1

(n − 2) × 180

N being the number of sides a polygon has

Question 2

What are perpendicular lines?

Answer 2

Perpendicular lines are lines that intersect at 90 degrees

Look at images if you can’t picture it

Question 3

What is the formula to find the distance between two points?

Answer 3

LOOK AT IMAGES IN GOOGLE IF YOU DON’T KNOW

Question 4

What is | -5 | ?

What are they called and what would this equal to?

Answer 4

These are called absolute values and they would equal to 5.Search up what absolute values are on the internet

Question 5

What is 11 to the power of 2016?

11x11x11x…..

Answer 5

It's equal to 1 since 1 times 1 by is 1.
For eg:
11x11 = 121
11x11x11 = 1331
11x11x11x11 = 1461

Question 6

What’s the midpoint of M(0,4) and N(2,0) is?

Answer 6

TO FIND THE SOLUTION USE THE MIDPOINT FORMULA _

https://docs.google.com/document/d/1N-iPQu-qLPk9402DQ1C7qSctDNVIZIvzqSphpJ5B-9s/edit

Question 7

What is the mean,median and mode?

Answer 7

The mean is the average of a set of numbers,the median is the middle number of a set of numbers and the mode is the value that is more frequent in a test.

Question 8

What is the area of a trapezium?

Answer 8

(a+b/2)xh

Top and bottom side of a trapezium