Transformations
Which type of transformation does the shape change the size?
Dilations
How do you calculate slope?
y1-y2/x1-x2
What is slope-intercept form?
y=mx+b
Write this number is scientific notation
0.0057
5.7x10-3
Write the equation that is the Pythagorean Theorem.
a2+b2=c2
What type of transformation is a turn?
Rotation
Calculate the slope between these two points
(2,1) and (4,5)
2
Write an equation in slope-intercept form
m=6
b=-4
y=6x-4
Simplify
(x3)5
x15
A ladder is placed 5 feet from the wall. The ladder reaches 12 feet up the wall. How long is the ladder?
13 feet
Shapes that have the same size and the same shape are called what?
Congruent
Calculate the slope
(-1,3) and (2,9)
Write an equation in slope-intercept form.
m=-8
b=-9
y=-8x-9
Evaluate
3.67x107+7.62x107
1.129x108
Do the following sides form a right triangle?
6,9, and 12
No
If a shape has the same shape, but not the same size then the shapes are called what type of figures?
Similar
Calculate the slope
(-4,-3) and (-2,-2)
1/2
Write an equation given the 2 points
(0,4) and (1,9)
y=5x+4
Simplify
x9/x3
x6
What is the third side of a right triangle if the hypotenuse is 15 and one of the other sides is 12?
9
Name all 4 types of transformations
Translation, rotation, reflection, dilation
Calculate the slope
(-7,-10) and (-3,-13)
-3/4
Write an equation given the 2 points
(0,-3) and (2, 5)
y=4x-3
Evaluate
3.695x10-9/2.147x10-7
1.721x10-2
John has a 20 foot ladder and he trying to cut down a branch that is 16 feet up the tree. How far from the base of the tree does he need to place the ladder?
12 feet