Solve for X
Triangle Inequality Theorem
Isosceles, Equilateral, and Scalene
Statement/Reason Proofs
Centroid Mania
100
See Image 1. Angle A is 60 degrees. Angle B is 90 degrees. Find angle C
What is 30 degrees?
100
The sides are 5, 14, and 10. Will it make a triangle?
What is yes? 5 + 10 = 15 > 14
100
See image 3. Isosceles, Equilateral or Scalene?
What is isosceles?
100
See Image 5. Angle x + angle y + angle z = 180 degrees by definition of ________
What is a line?
100
See Image 6. Name a midpoint
What is F, E, or D?
200
See Image 2. Angle B = 70 degrees. Find Angle A and Angle C
What is 55 degree?
200
The sides are 11, 3, and 4. Will it make a triangle?
What is no? 3 + 4 = 7 < 11
200
See Image 4. If AC = 5. What is CB?
What is 5?
200
See image 5 Angle x = angle BDE by definition of ___________ theorem.
What is alternate interior angle?
200
See Image 6. Name a median.
What is FC, BE, or DA?
300
See Image 2. Angle A = 50 Find Angle C and Angle B.
C = 50, A = 80.
300
What is the range of the possible third sides of a triangle with side lengths of 3 and 7?
What is 4 < x < 10?
300
See Image 4 What is the measure of Angle C?
What is 60 degrees?
300
Angle DEB = angle z by definition of ____________ theorem.
What is alternate interior angle?
300
See Image 6. BE = 12. Find BQ and QE
What is BQ = 8, QE = 4?
400
See Image 1. A = 30 B = 80 C = x + 20 Solve for x.
What is x = 50?
400
The side lengths of a triangle are 102 and 53. What is the range of possible third sides?
What is 101 < x < 155?
400
See Image 2. AB = 5x + 10 BC = 90 Solve for x.
What is x = 16?
400
Angles x, y, and z are interior angles of triangle _______.
What is What is DBE?
400
See image 6. AD = 60. Find AQ and QD.
What is AQ = 40 and QD = 20?
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