Number Sense
(3 x 104)(5 x 10-2) = what in scientific notation
1.5 x 103
If two angles are supplementary and one of the angles is 32 degrees what is the other angle?
148 degrees
4n + 5/6 = (2n -5)/3 reduce your answer
-3/4
The longest side of a right triangle is called the_______?
hypotenuse
What transformation is not a rigid transformation?
dilation
What does 3-3 equal?
1/27
A cylinder has a diameter of 10 and a height of 3, what is the volume is terms of pi?
V= 75 pi
What is the slope from (3, -4) (3, 6)?
no or undefined
The short sides of a right triangle are called______?
legs
If (-3,5) is rotated 90 degrees clockwise about the origin, where does it end up?
(5,3)
Which of the following are irrational?
pi, 5.3, 1/9, square root of 50, 4.52...
pi, square root of 50 and 4.52...
If two lines are parallel and they are cut by a transversal, then the angles formed on the inside of the parallel lines are called ___________
alternate interior angles
Fill in the blanks so that the equation has no solution
4( 3x - 5) = ___x + ____
12x + any number other than -20
If a right triangle has legs of 5 and 9, then the hypotenuse is?
square root of 75
If (4,-3) is translated (x-4, y-8), where does the point end up?
(0,-11)
Simplify ( 3x4y)3
27x12y3
V= 900
x int. = 16/3
y int. = -2
Can a right triangle have sides of 21, 28 and 35?
yes 212+282=352
If a triangle is dilated, then the small triangle is ____
to the larger triangle?
similar or proportional
What is the square root of 4/36?
2/9
If you triple the dimensions of a rectangle, what happens to the length of each side and what happens to the area?
lenths are 3 times bigger
area is 9 times bigger
Is the following equation linear 3x(x+2) = y
No, because when you distribute the x is squared.
If an equilateral triangle has sides with lengths of 10, then what is the height of the triangle?
square root of 75 , a2 + 52 =102
The coordinates of a triangle are (-3,4) ( 1,7) (0,-3). If the trianlge is dilated by a scale factor of 3, what are the new coordinates?
(-9,12) (3,21) (0,-9)