A bag contains 3 blue, 2 red, 4 green, and 1 yellow marble. What is the probability of selecting a green marble?
2/5
100
If the interior angle of a triangle are A=2x+30 B=5x-40 and C=7x-20 what is the value of x?
15
100
If two angles are corresponding then they are _________
Congruent
100
Write the equation of a circle with a center at (-3,7) and a diameter of 12.
6= sqrt((x-3)squared+(y-7)squared)
200
If DE=2x+3 EF=6x-1 and DF=18 what is the value of x?
X=2
200
If the transformation (x,y)-> (x+2, y-3) has occured what is the preimage of A'(4,-8)
(2,-5)
200
What are the 4 ways triangle congruence can be proved?
SSS, SAS, AAS, ASA
200
What is the value of the sum of the interior angles in a heptagon?
900
200
The intercepted arc of a circle is 56 degrees. What is the measure of the inscribed angle?
28 degrees
300
Write the equation of a line through (6,-4) and (2,8)
y=-3x + 14
300
What type of transformation has occured if A(-3,2) B(0,8) C (4,-6), and A'(-2,3) B'(-8,0) C'(6,4)?
90 CCW
300
If a triangle has side lengths of 5,9,and 7 what type of triangle is it?
Obtuse
300
A trapezoid has a b1=4x-3 b2=8x-9 and a midsegment=2x+10 what is the value of x
x=1
300
Two similar cylinders have volumes of 27 cm cubed and 125 cm cubed. What is their scale factor?
3:5
400
Write the equation of a line perpendicular to the line y=1/5x+3 and goes through the point (-2,4)
y=-5x-6
400
What is the magnitude of a vector whose initial point is (-3,2) and whose terminal point is (4,6)?
sqrt(65) or 8.06
400
A right triangle has a hypotenuse of 15 and contains the angle 42. What are the lengths of the other two sides of the triangle?
10, 11.1
400
In kite ABCD angle A=30 B=4x-3 C=80 and D=125. What is the value of x?
x=32
400
A circle has a centeral angle of 46 degrees and a radius of 6 cm. What is the area of the sector?
14.4 cm squared
500
If AB=3x+2 CD=5x-8 AB=BC and CD=BC what is the length of AD?
51
500
A dart board is made up of two concentric circles. The inner circle has a radius of 3 and the outer circle has a radius of 8. What is the probability of landing inside the inner circle?
9/64
500
If an altitude is drawn in a right triangle from the right angle to the hypotenuse, then the altitude will be the geometric mean of the ________________ and the _________________
Adjacent segment, hypotenuse
500
Parallelogram ABCD is congruent to parallelogram EFGH. If the area of ABCD is 48 cm sqared and the height of EFGH is 3. what is the length of the base of EFGH?
16
500
Find the surface area of a cone with a height of 6 and a radius of 4?