math test term 2

Question 1

area formula-square

Answer 1

length^2

Question 2

area formula- rectangle

Answer 2

lengthxwidth

Question 3

area formula- triangle

Answer 3

1/2 x base x height

Question 4

area formula- trapezium

Answer 4

1/2(a+b) x height

Question 5

area formula- circle

Answer 5

pi x radius^2

Question 6

area formula- parallelogram

Answer 6

base x height

Question 7

area formula- sector

Answer 7

0/360 degrees x pi x radius^2

Question 8

area formula- rhombus/kite

Answer 8

1/2xy x and y are diagonals

Question 9

TSA for rectangular prism

Answer 9

2(LHxLWxWH)

Question 10

TSA for cube

Answer 10

6 x length^2

Question 11

TSA for sphere

Answer 11

4 x pi x radius^2

Question 12

TSA for cylinder

Answer 12

2 x pi x radius (radius + height)

Question 13

TSA for cone

Answer 13

pi x radius (radius + length)

Question 14

volume formula for rectangular prism

Answer 14

Area of a rectangle x height

Question 15

volume formula for cube

Answer 15

area of a square x height

Question 16

volume formula for cylinder

Answer 16

area of a circle x height

Question 17

volume of a triangular prism

Answer 17

area of a triangle x height

Question 18

volume of a sphere

Answer 18

4/3 x pi x radius^3

Question 19

volume of a pyramid

Answer 19

1/3 x area of a square x height

Question 20

simple interest formula

Answer 20

I=PRN

Question 21

quadratic formula

Answer 21

x=-b square root -b^2-4ac / 2a

Question 23

TSA for pyramid or any composite shape

Answer 23

Front
Back
Top
Bottom
Left
Right

Question 24

Constant mulitplier compound formula

Answer 24

1 x 0.005

Question 25

Compound interest formula

Answer 25

A= P(1+R)^n

Question 26

Find daily rate of compound interest

Answer 26

P(1+(0/365 divided by 100))n

Question 27

How to find the principal

Answer 27

10000=P(1+R)^n

Question 28

What annual compound interest rate from $2000 to 2500

Answer 28

2500=2000(1+R)n

Question 29

How to divide money to monthly

Answer 29

Divide the interest rate by 12 and multiply the years by 12

Question 30

How to find the years in the compound interest

Answer 30

You do the guess method you first 7300=6000(1.05)^n

Question 31

How to get the depreciation

Answer 31

Find the amount of the money of the years and minus the final amount with the initial

Question 32

Calculate depreciation using compound formula

Answer 32

35000(1.22)^3