Congruent Triangles
Similarity
Right Triangles
Quadrilaterals
Area/Volume/Circles
100
Solve for x
x = 12
100
Find the Geometric Mean of 12 and 19. If necessary, round to 1 decimal place.
15.1
100
two parts:
a) the EXACT diameter of a circle if the circle's circumference is 75 pi inches.
b) the area of a circle if the circle's diameter is 26 cm
a) what is 75 inches ?
b) what 169 pi sq. cm. ? ( pi times radius squared when r = 26/2)
100
A parallelogram with four right angles
What is either a square or a rectangle?
100
The sum of the interior angles of a 32 sided polygon
What is 5,400 degrees? (n-2)(180) or here, 30*180
200
Solve for x
x = 7
200
What are the only 3 theorems used to prove 2 triangles are similar?
AA, SSS, and SAS
200
Two parts:
a) The location of the vertex of any central angle in a circle?
b) The measure of the arc intercepted by a central angle that measures 76 degrees.
a) what is the center of the circle?
b) what is 76 degrees?
200
a quadrilateral that is both equiangular and equilateral
What is a square?
200
When triangle NED is congruent to triangle RWO, this is the angle that corresponds to angle WRO
What is angle END?
300
The two triangles are congruent by what theorem?
AAS
300
x = 10
300
two parts:
a) how you know an angle is an inscribed angle (draw a picture)
b) the measure of an inscribed angle that intercepts an arc that measures 30 degrees
a) What is the angle intersects a circle in two point snd the angle's vertex is ON the circle (draw a picture)
b) what is 15 degrees (the inscribed angle measures half of the measure of the arc)
300
two parts:
a) what a regular polygon is.
b) the measure of one interior angle of a 15-gon polygon
a) what is a polygon where all sides are equal and all interior angles are equal
b) what is 156 degrees [13(180)] / 15
300
This is the distance between (-9, 3) and (1, -5)
What is the square root of 164? (about 12.8)
400
Triangle ACB is congruent to Triangle DFE. Solve for x.
x = 12
400
Solve for x and y, given that the two triangles are similar.
x =
y =
400
If a line is tangent to a circle, this is the measure of the angle at the point of tangency formed with the radius of the circle at that point. (Draw a picture of the angle too)
What is 90 degrees? (draw a picture)
400
Two isosceles trapezoids are similar. The smaller trapezoid has bases that are 4.8 inches and 6.75 inches. The longer base of the larger trapezoid is 32.0625 inches (32and 1/16th of an inch). Calculate the length of the shorter base of the larger trapezoid (draw a picture)
what is 22.8 inches? (proportion is 4.8/6.75 = x/32.0625 ; solve for x)
400
The volume of a triangular pyramid with height of 3 ft whose base is a right triangle with dimensions of 6 in, 8 in and 10 in
what is volume of 288 cu. inches ( change 3 ft to 36 inches; area of base is 1/2 of 6*8 or 24. then volume is 1/3 * 24 * 36)
500
What does CPCTC stand for, and when do you use it?
Corresponding Parts of Congruent Triangles are Congruent; used in a proof after two triangles have been proven congruent.
500
Solve for x.
x =
500
The exact area of a circle whose circumference is 20 inches
what is 100/pi square inches
500
The value of x when the four angles of a quadrilateral are given by:
2x x-5 3x-2 and 5x+19
What is x = 31.63636364
500
three of the things that occur when a line bisects the vertex angle of an isosceles triangle
What is :
1. the line is a perpendicular bisector of the base
2. the line is also a median
3. the line is a line of symmetry for the triangle