Classify Triangles
Angles in Triangles
Isosceles and Equilateral Triangles
Congruent Triangles (none is an option)
Misc./Teacher's Choice
100
Classify this triangle by its sides.
Isosceles
100
Find x. 
x = 10
100
If a triangle is an equilateral triangle, all of the angles are ___ degrees.
What is 60?
100
Which method can be used to prove the triangle are congruent?
AAS
100
Who is the 47th president of the U.S?
Donald J. Trump (inaugurated January 20th, 2025)
200
To be classified as an acute triangle, all of the angles must be less than ____ degrees.
What is 90?
200
Solve for x.
x = 65o
200
If ∆GHJ is an equilateral triangle, GH = 5x – 13, HJ = 11x – 61, and GJ = 7x – 29, find the length of each side.
x = 8
All sides = 27
200
What method can be used to prove the triangles are congruent?
ASA
200
The type of triangle with an angle that is greater than 90 degrees.
An obtuse triangle
300
Classify this triangle by its angles and sides.
acute isosceles
300
Find x.
35 degrees
300
Solve for x. 
x = 4
300
Given triangle ABC is congruent to triangle UPN. What angle is congruent to angle B?
Angle P
300
Explain how to find the missing angle of any triangle.
Add the other two angles and subtract them from 180 degrees.
400
Classify ∆MNP if m∠M = 35° and m∠P = 47°? (sides and angles)
Obtuse scalene triangle
400
Find each missing angle.
m<1= 63 degrees
m<2= 49 degrees
m<3 = 87 degrees
m<4 = 44 degrees
400
In triangle RST, if <S is congruent to <T , RS = 9x – 13, ST = 10x – 3, and RT = 4x + 2, find x and the measure of each side.
x = 3
RS = 14
ST = 27
RT = 14
400
Write a valid triangle congruency statement for the triangles show below:
QPR = TUS
(Any combination with the same letters matched up)
400
What year was Google invented?
1998
500
Classify ∆WXY if WX = 10, XY = 8, and WY = 6.
Right scalene triangle
500
Find each missing angle measure.
m<1 = 52 degrees
m<2 = 79 degrees
m<3 = 38 degrees
500
If ∆WXY is equilateral and ∆WZY is isosceles, find each missing measure.
m<1 = 60 degrees
m<2= 39 degrees
m<3= 21 degrees
m<4= 39 degrees
m<5= 21 degrees
500
JI = 16m
JH = 15m
m<W = 37 degrees
m<J = 114 degrees
m<I = 29 degrees
500
Michael Scott, Dwight Shurte, Pam Beasly and Jim Halpert are all character in what show?
The Office