What kind of angle is he making?
An acute angle
What is the measure of angle a?
75 degrees
What is the definition of a right angle?
A right angle is exactly 90 degrees.
The penguin nursery is open two times a day: 2/3 hour at noon and 5/12 hour in the afternoon. How much time is the penguin nursery open every day?
13/12 hours
What is the measure of angle d?
150 degrees
What is the definition of a reflex angle?
A reflex angle is greater than 180 degrees and less than 360 degrees.
A cake is cut in nine equal pieces. Gia Huy, Hai Phong, Minh Anh, and Tra My each eat a piece of cake. What fraction of the cake did they eat?
4/9
What is the definition of an obtuse angle?
An obtuse angle is greater than 90 degrees and less than 180 degrees.
Fran baked 12 lemon tarts for her son, Bob. He gobbled up 4 tarts. What fraction of lemon tarts did Bob eat? Simplify your answer
1/3
?/20 + 7/10 = 17/20
3/20 + 7/10 = 17/20
What kind of angle is this?
Reflex angle
A straight line is how many degrees?
180 degrees
An aquarium has exhibits that feature different marine animals. 5/8 of the staff are male. 5/12 of the staff works part time at the aquarium. What fraction of the staff is female?
3/8 are female
What is the definition of an acute angle?
An acute angle is greater than 0 degrees and less than 90 degrees.
1/3 + ?/12 = 9/12
1/3 + 5/12 = 9/12
?/12 + 3/4 = 14/12
5/12 + 3/4 = 14/12
3/5 - ?/10 = 1/10
3/5 - 5/10 = 1/10
What is the measure of angle c?
100 degrees
A pizza is cut into 15 slices. I'm going to eat 2/3 of the pizza. How many slices of pizza do I eat?
10 slices
3/5 + 7/20 =
19/20
What kind of angle is he making?
An obtuse angle
?/16 + 3/4 = 18/16
6/16 + 3/4 = 18/16
A cake is cut in nine equal pieces. Gia Huy, Hai Phong, Minh Anh, and Tra My each eat a piece of cake. What fraction of the cake is left over?
5/9
What is the measure of angle b?
125 degrees
7/15 - 1/5 =
4/15