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Vocabulary
Segment Addition
Angle Addition
Circles
Euclidean & Non-Euclidean Geometry
100
lines that are noncoplanar and do not intersect
What are skew lines?
100
Let point L be between M and N on segment MN. Given that MN = 31, ML = h-15, and LN = 2h -8, find LN.
28
100
Using the adjacent angles ABD and CBD, state the Angle Addition Postulate
What is m∠ABD + m∠CBD = m∠ABC?
100
name the two formulas to find circumference
What are C = ∏d and C = 2∏r?
100

True or false: the parallel postulate applies in non-Euclidean geometry

False

200
intersecting to form a right angle
What is perpendicular?
200
Find the length of a line segment with endpoints of –9 and 7. A. –16 B. –2 C. 16 D. 26
What is 16 (C)?
200
Draw adjacent angles TUS and SUR. m∠SUR = (3x+10)° m∠TUS = 42° m∠TUR = (8x+12)° What is x?
What is 8?
200
Find the circumference of the circle if the radius is 16 feet.
What is 32∏ feet or 100.48 feet?
200
Which of the following is NOT a characteristic of non-Euclidean geometry? A. space is saddle-curved B. the sum of the angles in a triangle is always 180 degrees C. the parallel postulate is false D. there are no straight lines
B. the sum of the angles in a triangle is always 180 degrees
300
rays that are collinear and have the same endpoint but run infinitely in opposite directions
What are opposite rays?
300
Point J is between I and K on a segment. Given that IJ = x - 4, IK = 9x - 19, and JK = 5x + 12, find IJ.
What is 5?
300
∠ABD and ∠CBD are adjacent. Given that m∠ABC is 68 degrees, m∠ABD = (2x+5) degrees, and m∠CBD = (3x+8) degrees, find m∠CBD.
What is 41 degrees?
300
Students on a field trip at an amusement park were asked their grade in school. The table shows the results of the survey. Grade # of Students 4th 45 5th 25 6th 60 7th 50 8th 60 9th 45 Suppose you want to show the data in a circle graph. Find the measure of the central angle for 7th grade. Round your answer to the nearest degree, if necessary.
What is 63 degrees?
300
Given two parallel lines, how many unique planes contain both lines? A. zero B. one C. two D. infinitely many
What is B (one)?