Circles
Vocabulary
Situations
Balancing Equations
Surprise Me!
100
Tina drew a circle with a radius of 16 inches. What is the diameter of the circle?
D= 32 in
100
In algebra, an unknown quantity if often represented by this.
A variable
100
Samuel has 24 gallons of ice cream in his shop. Tonya picks up some more gallons and 10 packs of sugar cones. What is the expression for how many gallons of ice cream they have?
24+g
100
Draw a balance mat with the equation x+2=5 if x is a square and 1 is a triangle
square/ triangle = triangle, triangle, triangle, triangle, triangle
100
Ramona was baking cookies for the school bake sale. She can only use cookies that are not broken. Out of the 242 cookies that Ramona baked, 79 were broken. About how many cookies does Ramona have to sell?
163 cookies
200
True or False? The diameter is half the length of the radius.
False!
200
A mathematical phrase with variables, constants and operations
An expression
200
Billy has 6 times more vacation days than Joe. If v represents the number of vacation days Joe has, what expression represents the number of vacation days Billy has?
6v
200
Draw a balance mat with the equation 2x+7=12 if x is a square and 1 is a triangle
2 squares, 7 triangles/ 12 triangles
200
Chris earned $575 over the summer at his job at the car wash. He spent $299.50 for a new video game system and $129.99 on a new bicycle. How much money does he have left from his summer earnings?
$141.50
300
Look at the diagram Ms. Dannon is holding. Point M is the center of the circle. 1. Radius is MO. 2. Diameter is PR. 3. Chord is PR. 4. Radius is MN. 5. Diameter is NO. 6. Chord is NO.
1,3,4 and 5 are correct
300
A mathematical phrase showing that two or more expressions are equal
An equation
300
Tammy has 32 chocolates, she divides them between her 4 friends 34/4 =c. What does C stand for?
The number of chocolates each friend receives
300
Draw a balance mat with the equation 4x=8 if x is a circle and 1 is a triangle
4 cirlces/ 8 triangles
300
Correctly show the distributive property for 2x13
(2x3) + (2+10)
400
The perimeter of a circle is also know as the
Circumference
400
What is the variable in the following equation? m + 17 = 35
M
400
Create a situation for the equation x+4=13
ex; Beth has some pies, she bakes 4 more, now she has 13 pies.
400
Draw a balance mat with the equation 2x+4= 3x+1 if x is a square and 1 is a triangle
2 square, 4 triangles and 3 squares, 1 triangle
400
A girl wanted to paint a design around a picture frame. If the frame was 10 inches long and 6 inches wide, what is the perimeter and area?
P= 32 in A= 60 in^2
500
A line segment that connects two points on a circle is a chord, this also creates a ________, which is a piece of the perimeter of a circle.
Arc
500
What is the constant in the following equation? n+12= 34
12
500
Create a situation for the expression 48 divided by x
ex; Tony has 48 pencils, he divides them among some friends.
500
Draw a balance mat with the equation 5x= x+3 if x is a square and 1 is a triangle
5 squares and a square and 3 triangles
500
(75-9)÷3×4+17
105
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