Equations
Diameter
Circumference
Area
Just For Fun
100
2 x pi x r or d x pi is the equation for this.
What is circumference?
100
In a circle, this is the length of the radius if the diameter is 48 inches.
What is 24 inches
100
This is the diameter of a circle if the circumference equals 3.14 inches.
What is the diameter equals 1 inch.
100
This is the radius of a circle with an area of 3.14 cm squared.
What is the radius equals 1 cm?
100
These are the two newest teachers at Westgate.
Who are Ms. Kudron and Ms. Oler?
200
The main difference between circumference and area equations (think about what symbols you see in the equation).
What is area has r squared (or an exponent)
200
In a circle if the diameter is 23 feet, this would be the area rounded to the nearest tenth.
What is 415.3 feet squared?
200
This is the circumference of a circle where the radius equals 49 feet. (Rounded to the nearest tenth)
What is 307.7 feet for circumference?
200
This is the area of a circle with a radius of 6.5 inches. (Round to the nearest tenth).
What is 132.7 inches squared for area?
200
Economy is the small town that she grew up in.
Who is Ms. Oler?
300
Solve this riddle and tell Ms. Oler the answer to get your next question. Riddle= mirror mirror on the wall who's the fairest of them all.
They need to go up to Ms. Oler. This is the "answer" they get. A circle with a radius of 3 has a circumference of...
300
This is a straight line passing through the center of a circle and meeting the circumference at each end.
What is diameter?
300
This is the circumference of a circle with a diameter of 4mm. (Rounded to the nearest tenth)
What is 12.6 mm for the circumference?
300
the diameter is 46 cm for the area of this circle written in the form of pi.
What is the diameter of a circle if the area is 529 pi cm2.
300
This is the name of the movie that just won the Oscar for best picture of the year.
What is The Artist?
400
This equation is equal to length x width OR base x height
What is the equation for a rectangle (or square)
400
This is the diameter of a circle with a radius of 67.5 cm
What is 137 cm
400
This is the circumference of a circle with a radius of 29cm. (Written in terms of pi)
What is 58pi cm for circumference?
400
This is the area of a circle if the radius equals 3.25 cm. (Round to the nearest tenth)
What is 33.2 cm squared for the area?
400
Jeff Probst is the name of a host of a very famous reality TV show.
What is Survivor?
500
SUPER CHALLENGE Both teams must make a hard problem using the equation for area of a circle to try and stump the other team. You have 2 minutes to make your problem. Then the teams will switch problems and have one minute to solve. Whoever is closest to finishing or finishes first wins the points.
Host decides winner.
500
SUPER CHALLENGE Both teams will make a story problem where you know the area of a circle and must solve for the diameter. You have 2 minutes to make up your problem. Then both teams will switch and solve. Whoever is closest to finishing or finishes first wins the points.
Host decides the winner.
500
SUPER CHALLENGE Both teams must get a round object from Ms. Oler to trace on a piece of paper, measure the diameter in centimeters and solve for circumference. (Round to the nearest tenth.) The first team to solve correctly wins.
The host decides the winner.
500
SUPER CHALLENGE Both teams send someone to Ms. Oler to retrieve a circular object. Trace it on a piece of paper and calculate it's area in centimeters squared. The first team to finish with the correct answer is awarded points.
Host decides winner.
500
This the temperature outside currently (in F) according to weather.com
Check with Ms. Oler for answer.
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