Complementary Angles
What are the cross section shapes a cone can have?
Hint: there are three!
circle, ellipse, triangle
The scale of a room in a blueprint is 3 in : 5 ft. A wall in the same blueprint is 18 in. How long is the actual wall?
30 ft
The sum of angles that equal 90 degrees
Complementary angles
If an ice cream cone is sliced horizontally, what is the resulting cross section?
A circle
The scale of a room in a blueprint is 3 in : 5 ft. A window in the room has an actual width of 2.5 feet. What is the width of the window on the blueprint?
1.5 in
Angles that share a vertex and a side but do not overlap-they are next to each other
Adjacent Angles
If a Kleenex box is sliced horizontally, what is the resulting cross section?
A rectangle
The scale is 2 cm : 5 m. What is the area of the actual room if the dimensions on the drawing are 6 cm by 10 cm?
375 m2
The intersection of a three-dimensional figure and a plane.
Cross Section
Find the complement of 29 degrees
61 degrees
If a square pyramid (think Egypt) is sliced vertically, what is the resulting cross section?
A triangle
A game room has a floor that is 120 feet by 75 feet. A scale drawing of the floor on grad paper uses a scale of 1 unit : 5 feet. What are the dimensions of the scale drawing?
24 units by 15 units
Define supplementary angles
the sum of angles that equal 180 degrees
If a can of Pringles is sliced vertically, what is the resulting cross section?
A rectangle
The scale for the room is 3 in : 8 ft. Find the area of the actual room if the dimensions on the paper are 6.5 in by 5 in. Round your answer to the nearest tenth.
231.1 ft 2
Define a vertex
A point where lines intersect