Complementary & Supplementary Angles
What is the sum of complementary angles?
90 degrees
What is an acute angle?
Less than 90°
What is the formula for the area of a rectangle?
Length × Width
What is 7 + 6?
13
You bought a soda for $2 and gave the cashier $5. How much change should you get back?
$3
What is the sum of supplementary angles?
180 degrees
What is a right angle?
Exactly 90°
Find the area of a rectangle that is 5 units long and 3 units wide
15 square units
What is 12 − 5?
7
If a pizza is cut into 8 slices and you eat 2 slices, what fraction of the pizza did you eat?
2/8 or 1/4
If one angle is 40°, what is its complement?
50°
What is an obtuse angle?
More than 90° but less than 180°
A rectangle has an area of 24 and a width of 4. What is the length?
6 units
What is 4 × 6?
24
You run 1 mile every day for 7 days. How many miles did you run in a week?
7 miles
If one angle is 115°, what is its supplement?
65°
What type of triangle has one angle that measures more than 90°?
Obtuse triangle
True or False: Area is always measured in square units.
True
What is 30 ÷ 5?
6
A video game costs $45. You have $30. How much more do you need?
$15
True or False: Two angles that add to 180° are always supplementary
True
A triangle has angles measuring 60°, 90°, and 30°. What kind of triangle is it?
Right triangle
A rectangle has a length of 8.5 and width of 2. What is the area?
17 square units
What is (3 + 5) × 2?
16
You're baking cookies and need 3 cups of flour. You only have 1 ½ cups. How much more do you need?
1 ½ cups