Vocabulary
What is the name for the number 3.14?
Pi
What is the radius of a circle with a diameter of 24?
12
What is the diameter of a circle with a radius of 7?
14
31.4
A store buys 13 sweaters for $117 and sells them for $286. How much profit does the store make per sweater?
What is $13 per sweater.
What goes from 1 edge of a circle to the other edge and passes through the center, cutting the circle in half?
Diameter
What is the formula (in terms of the diameter) for the radius of a circle?
r = d/2 or 1/2*d
What is the formula (in terms of radius) for the diameter of a circle?
2r
How do you find the circumference if only the diameter is given?
Multiply the diameter by pi.
What is the order of operations and it's rules?
What is P.E.M.D.A.S? Parentheses, Exponents, Multiplication, Division, Addition and Subtraction. From left to right
What goes from the center of a circle to one edge of the circle?
Radius
What is the radius of a circle with a diameter of 5?
2.5
What is the diameter of a circle with a radius of 1/2?
1
What is the circumference of a circle with a diameter of 10?
31.4
What is Ms.Gore's favorite color?
What is green?
What do you call the distance around the outside of a circle? (Bonus 100 - What is this called for other shapes?)
Circumference (Bonus = Perimeter)
What is the radius of a circle with a circumference of 2pi?
1
What is the diameter of a circle with a circumference of 31.4?
10
How do you find the circumference if only the radius is given?
Multiply the radius times 2 and then multiply that times pi.
Name at least 3 classroom rules/expectations
What is be respectful, be responsible, stay safe, be a team player, follow directions, or stay positive.
What do you call the set of points that are all equal in distance (equidistant) from a center point?
A Circle
What is the radius of a circle with an area of 16pi?
4
What is the diameter of a circle with an area of 9pi?
6
True or false, the circumference of a circle with a radius = 1 is pi.
False
42 + 15/5 - (3/4 + 6/8) x 3 + 28
What is 68.5 or 68 1/2.