A
B
C
D
E
1
Find RT.
What is RT = 18?
Points: - 2
1
(Write the full name of the missing part if it is a letter in both triangles!!)
What is angle P cong angle T?
Points: - 2
1
m∠x
What is 149°?
Points: + 5
1
A is at (-2, 3) and B is at (-7, -7). Find AB.
What is 11.2?
Points: - 3
1
The sum of the interior angles of a polygon is 6300°. Find the number of sides.
What is 37 sides?
Points: - 1
2
What is x = 3?
Points: + 4
2
Valid or Invalid: Using one of the laws, can you make a conclusion from the following statements? If valid, what is that conclusion?
(1) If a figure is a rectangle, then it has 4 right angles.
(2) If a figure is a square, then it is a rectangle.
Valid
What is "if a figure is a square, then it has 4 right angles?"
Or
What is "if a figure does not have 4 right angles, then it is not a square"?
Points: + 1
2
What is the relationship between the two statements below? (converse, inverse, contrapositive, or none of these)
(1)If I drive in the city, then I will need my GPS.
(2)If I do not need my GPS, then I do not drive in the city.
What is contrapositive?
Points: - 5
2
(EC)/(CB)=(FC)/?
What is CD?
Points: - 4
2
Given: R is the midpoint of overline(QS)
R has coordinates (5,-7) and Q has coordinates (2,-3)
Find the coordinates of S
What is S(8,-11)?
Points: +2
3
In triangle ABC, ∠C = 72° and ∠A = 52°. List the sides in order from largest to smallest.
What is overline(AB), overline(AC), overline(BC)?
Points: - 1
3
Slopes of a line parallel and a line perpendicular to:
3x-4y = 7
What is 3/4 (parallel) and -4/3 (perpendicular)?
Points: + 4
3
Write the equation of a circle with:
Center: (2, -2)
Circumference: 12 pi
What is
(x-2)^2+(y+2)^2 = 36
?
Points: - 4
3
If ∠ABC and ∠ DBE are vertical angles, m∠ABC = (10x + 7)⁰ and m∠DBE = (-5x + 37)⁰, find m∠DBE.
What is m∠ DBE = 27⁰?
Points: - 2
3
In rhombus HGI, find m∠HGF.
What is 70 degrees? (x = 8)
Points: + 5
4
Below is the first step to a construction. What construction is pictured?
What is a perpendicular bisector?
Points: + 6
4
If the circle has a radius of 15 cm, find the length of arc YX. Round to the nearest hundreth if needed.
What is arc YX = 6.81 cm?
Points: + 1
4
Solve for x. Assume the triangles are similar.
What is x = 8?
Points: - 5
4
Solve for angle A (round to the nearest tenth if needed)
Double points if you also solve for angle B (round to the nearest hundreth if needed)
What is angle A = 71.57 degrees? And angle B = 18.43 degrees?
Points: + 4
4
State the type of triangle congruence they follow.
What is AAS? (reflexive sides are congruent and AIA angles are congruent)
Points: - 4
5
While flying a kite, Linda lets out 45 feet of string and anchors it to the ground. She determines that the angle of elevation of the kite is 58 degrees. Find the height of the kite from the ground. Round to the nearest tenth.
What is 38.2 feet?
Points: -2
5
Triangle ABC has angle measures of 3x, 2x + 1, and 49, determine the value of x.
What is 26?
Points: +3
5
Angle pair relationship between 4 and 3
What are Corresponding Angles?
Points: + 2
5
Determine the possible range of the third side of this triangle: 3, 7
What is 4 < x < 10?
Points: - 3
5
Similar or not. If they are similar, explain which triangles are similar and how you know. Double points if you also find the scale factor
What is yes, ΔABC~ΔACD by SSS~?
Scale factor: 2/3
Points: + 5
6
Provide specific a counterexample for the following statement. If there is none, why?
Every number squared is positive.
Yes, zero is not positive or negative.
Points: + 3
6
ABCD is a rectangle. If DE = 4x + 1, EB = 12x – 31, and CD = 28, find AD. Round to the nearest hundreth if needed.
What is 19.29? (x = 4)
Points: + 6
6
On parallelogram ABCD below, if A(1, 1), B(8, 5), C(5, -5) and D(-2, -9), find the coordinates of point E.
What is (3, -2)?
Points: + 2
6
Find the exact length of the missing side of a right triangle with a leg of 8 and a hypotenuse of 16.
What is 8sqrt3?
Points: + 6
6
Value of x that makes u and v parallel.
What is x = 12?
Points: + 1