Classifying Triangles
Vocabulary
Classify Each Angle
Congruent Triangles
Are You Ready
100
How many congruent sides does a scalene triangle have?
none
100
a figure formed when three noncollinear points are connected by segments. Each pair of segments forms an angle of the triangle.
What is a triangle
100
52 degrees
What is acute
100
If two segments have the same length, they are...
congruent
100
114+n=108
66
200
A triangle with at least 2 congruent sides
What is an Isosceles Triangle?
200
slide a figure from one position to another without turning it.
What is translation
200
145 degrees
What is obtuse
200
Does the sum of a right angle and an acute angle have to be an obtuse angle
Yes, the right angle moves the sum between 90 and 180
200
5m=90
18
300
What is the name of a triangle that has an angle under 90 degrees
Acute
300
A triangle with one 90 degree angle
What is a right angle
300
18 degrees
What is acute
300
If the sum of the measures of two angles is 90, the angles are
complementary
300
90-k=23
67
400
name of the triangle with an angle above 90 degrees
What is an obtuse triangle
400
a triangle in which all three angles are congruent.
What is an Equiangular triangle
400
90 degrees
What is right
400
Find the height of a parallelogram that has a base 24 inches long and has an area of 768 square inches.
32 in.
400
90=4b-18
27
500
Triangle with all congruent sides
What is an Equilateral
500
parts of congruent triangles that “match”
What are Corresponding parts
500
98 degrees
What is obtuse
500
Δ WXY ≅ Δ PQR, WX = 5n -2 and PQ = 63. Find the value of n.
13
500
2x+4x+6x=180
15
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