Symbols
What is the parallel symbol?
II
What is a dilation?
A transformation that changes the SIZE but not the SHAPE
What is the area of a rectangle with a base of 7 and a height of 3
21 units
What is the perimeter of a equilateral triangle whose side length is 2 units?
6 units
Solve for x.
x2=16
x= 4 or -4
What is the congruent symbol?
an equal sign with a ~ on top.
P(2,7) has a scale factor of 6. What is P'?
(12,42)
What is the area of a triangle with a base of 7 and a height of 3?
10.5 units2
What is the perimeter of a regular pentagon whose side length is 7 units?
35 units
Solve for x.
x2=-16
x = NO SOLUTION
What is a perpendicular symbol?
an upside down T
P(-2,7) has a scale factor of 1/2. What is P'?
(-1,3.5)
What is the area of a trapezoid where the first base is 3, the second base is 9 and the height is 5.
30 units2
If the perimeter of a square is 32 inches, what is the length?
8 inches
Solve for x. SIMPLIFY
x2= 75
x = -5 square root 3 and 5 square root 3
What is a similarity symbol?
~
P (3,6) P'(9, 18). What is the scale factor?
3
What is the side length of a square whose area is 81 units2
9 units
If an isosceles triangle has legs of 9 units and a base of 3 units, what is the perimeter?
21 units.
Solve for x. SIMPLIFY
x2-1=99
x= 10 and -10
Draw Quadrilateral PQRS
....lots of answers...but ORDER OF LETTERS MATTERS!
P(2,4) and P'(12,20) What is the scale factor?
There isn't one! This is not a dilation.
36 units2
If the area of a square is 100 units2 what is the perimeter?
40 units.
Solve for x. SIMPLIFY
4x2-15=309
x = 9 or -9