4/12
1/3
-8 + -8
-16
An angle greater than 0, but less than 90 degrees.
Acute
Circumference = ___ x diameter ?
pi
What is the probability of rolling a regular 6-sided die and getting a 6?
1/6
-12 + 11
-1
What is the formula for the area of a circle?
pi x radius2 OR
radius x radius x pi OR
pi x r2
What is the probability of flipping a coin and getting tails?
1/2
-9 x -4
36
Angles that add up to a total of 90 degrees.
Complementary Angles
What is the circumference of a circle with a diameter of 10 meters?
31.4 meters
There are 3 red markers, 4 blue markers, and 9 green markers. What is the probability of selecting a blue marker at random?
4/16 OR
2/8 OR
1/4
-6 - (-4)
-2
What is the area of a circle with a radius of 5 feet?
78.5 feet2
What is the probability of choosing a card from a regular deck and randomly selecting a Diamond?
13/52 OR 1/4
-30 ÷ -5
6
A triangle has angles measuring 30 degrees and 40 degrees. What is the measure of the third angle?
110 degrees
What is the area of a circle with a diameter of 6 cm?
28.26 cm2
What is the probability of choosing a card from a regular deck and randomly selecting a 3 of Clubs?
1/52