2.3
Define midpoint
The point that divides a segment into two congruent segments
What do complementary angles add up?
90 degrees
What type of angles do perpendicular lines form?
a right angle
State the hypothesis and conclusion of the following statement: If x = 17, then 2x - 8 = 26
HYP: x = 17
Conclusion: 2x - 8 = 26
What does "www" stand for?
world wide web
What is the midpoint theorem?
If M is the midpoint segment AB of then AM =1/2AB, MB = 1/2AB, 2AM = AB, and 2MB = AB.
What do supplementary angles add up?
180 degrees
What is the symbol to denote two lines are perpendicular?
an upside down T
Write the converse of the following statement: If x = 17, then 2x - 8 = 26
If 2x - 8 = 26 , then x = 17
What college team has a Blue Devil as their mascot?
Duke
State the theorem, postulate, or definition that justifies this statement: If angle 1 is congruent to angle 2 then Ray AD is the bisector of angle BAC.
Definition of Angle bisector
Name two acute vertical angles according to the diagram on page 52 within your textbook (Mr. Rees switch to the textbook on your laptop)
angle BFC and angle EFD
Name the definition, postulate, or theorem that proves that statement: If angle 7 is a right angle then line RS and line ST are perpendicular.
Definition of Perpendicular
Justify the following statement with a property from algebra:
If 6x - 7 = 29 then 6x = 36
Addition POE
Who is the lead singer of the band Queen?
Freddie Mercury
State the theorem, postulate, or definition that justifies this statement: If D is the midpoint of seg. BC, then BD = 1/2BC.
Midpoint Theorem
Two complementary angles are congruent. Find their measure
45 degrees
Refer to number 5 on page 58: If ray BE is perpendicular to line AC, then angle ABD and angle DBE are complementary
If the exterior sides of 2 adj. angles are perpendicular then the angles are complementary
Justify the following statement with a property from algebra:
If 2(x + 1) = 8, then 8 = 2(x + 1)
Symmetric POE
Which letter is representative of 50 in Roman numerals?
L
State the theorem, postulate, or definition that justifies this statement: If segment JL bisects segment XY how do we know that C is the midpoint of segment XY?
Definition of segment bisector
If angle A and angle B are supplementary, find the value of x. Angle A = x + 16, Angle B = 2x - 16
x = 60
Refer to number 9 on page 58: measure of angle ABD = 2x - 15 and measure of angle DBE = x. Find the value of x.
x = 35
Justify the following statement with a property from algebra:
If AB = BC and BC = CD, then AB = CD
Transitive POE
Which US state is Area 51 located in?
Nevada