Triangles
What do you call a triangle with 3 equal side lengths?
(Acute) Equilateral Triangle
Transformations change the _________ and ________ of a mathematical element.
Location and Size
Using the rule (x,-y), reflect the point (3, -2) over the x-axis.
(3, 2)
Using the rule (y, x), rotate the point (5,4) 180 degrees around the origin.
(4,5)
What is the only bird that can fly backwards?
Hummingbird
How would you describe a triangle with the angle measures 30, 40, and 120 degrees?
Obtuse (Scalene)
This transformation can enlarge or reduce a figure.
Dilation
You reflect a point (1, 2) over the y-axis. The new point is (-1, 2). What is the rule used?
(-x, y)
A point (3, 4) was rotated 90 degrees clockwise, the new point is (4, -3). What was the rule used?
(y,-x)
What shape is produced by bees when constructing a honeycomb?
Hexagon
Give the full name for a triangle that has the angle measures 20, 20, 140 degrees, and the lengths 4 in, 4in, 7in.
Obtuse Isosceles Triangle
This transformation moves a mathematical element right, left, up, or down.
Find the new coordinates of (10,12) if you translate the point three units left and 4 units up.
(7, 16)
Find the new coordinates of (3, -2) if you dilate the point with a scale factor of 4.
(12, -8)
What was America's first major fast food chain?
White Castle
Find the missing angle in the triangle.
20, 100, and _____.
What is 60 degrees.
This transformation spins around a point on the plane, like the origin.
Rotation
Describe the translation in words for this notation: (x,y) --> (x + 8, y + 4)
8 units to the right and 4 units up
You dilate a rectangle with a scale factor of 6.
How much did the perimeter change?
How much did the area change?
Perimeter is x6
Area is x36
What is the most expensive aircraft in the world.
Air Force One
Find the missing angles in an isosceles triangle.
100, ______, and ______.
What is 40 degrees.
This transformation flips a figure or makes a mirror image of it.
Reflection
Give the new coordinates of ∆LMN after a translation of 6 units to the right and 4 units down. L(0,3) M(6,4) N(3,9)
What is L'(6,-1), M'(12,0), N'(9,5)?
Find the new points of ∆DEF after a dilation with a scale factor of 0.5. D(2,8) E(2,2) F(6,2)
D'(1,4), E'(1,1), F'(3,1)
Where did the Yellow Brick Road lead to?
Emerald City