A bicycle wheel has a diameter of 21 inches. What is the total distance the wheel covers in one full revolution?
(SHOW YOUR FORMULA)
C=3.14 x D
C=65.94
The name for the line that goes from the middle of the circle and connects to only one point of the circumference
Radius
Formula for area and perimeter of a triangle
A=1/2 x Base x Height
P=S1 + S2 + S3
Is a triangle a polygon?
Yes. A triangle is a polygon.
Find the perimeter
P=34m
Susie wants to paint her 8ft by 12ft white walls sage green. If one can of paint can cover 10ft of wall, how many cans of paint will Susie need to cover the entire wall?
A=96ft
10 cans of paint
Straight line that connects from point a to point b and goes straight through the middle of a circle
Diameter
What is the formula for finding the perimeter of a quadrilateral?
P= 2(l+w)
P=S1 + S2 +S3 + S4
P=2l + 2w
What are the basic shapes that would be considered polygons?
(Name At least 2)
Square
Triangle
Rectangle
Quadrilateral
Disadvantage
Ms. Truman needs 5 points for a pencil
5 points will be taken from your team
Advantage
Choose a team to steal 10 points from!
Is diameter a chord?
Is a chord a diameter?
A diameter can be a chord
A chord is not usually a diameter
Formula for finding area of a circle
A=3.14 x Radius squared
Find the area
A=120in
Find the area
A=314in
If a cup lid has a diameter of 10in, What will the circumference of the cup lid be.
C=31.4
Advantage or Disadvantage
Answer Correctly Or Lose 5 Points
How do we find the radius of a circle if it is only giving us the diameter?
Divide diameter by 2
Disadvantage
What is a polygon?
A closed 2D shape formed by three or more straight line segments. (Sides)
Advantage
Chose a team to steal 3 points from
A pizza shop offers pizzas with diameters of 8, 10, and 12 inches. Calculate the area of each pizza.
(MUST SHOW FORMULA YOU USED)
Area Of 8in=50.24
Area Of 10in=78.5
Area Of 12in=113.04
Connects point A to point B without having to go through the middle.
Chord
Formula's for finding circumference
C= 3.14 x Diameter
C= 2 x 3.14 x Radius
Find the area of this triangle
A=7.5cm
Find the perimeter
P=12cm