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WorksheetsCLASSIFY TRIANGLES
Total questions: 25
Worksheet time: 6hrs 15mins
acute
obtuse
right
equilateral
isosceles
scalene
equilateral
isosceles
scalene
A triangle that has 3 acute (less than 90 degrees) angles.
acute triangle
right triangle
obtuse triangle
A triangle that has one obtuse (greater than 90 degrees) angle.
acute triangle
right triangle
obtuse triangle
A triangle that has on right (90 degree) angle.
acute triangle
obtuse triangle
right triangle
A triangle that has no sides with the same length.
equilateral triangle
scalene triangle
isosceles triangle
A triangle that has three sides with the same length.
equilateral triangle
isosceles triangle
scalene triangle
A triangle that has at least two sides with the same length.
equilateral triangle
isosceles triangle
scalene triangle
A triangle has one angle that measure 45° and one that measures 60°. What is the measure of the third angle?
135°
75°
120°
105°
Two interior angles of a triangle measure 56 ° and 37 ° . What is the third interior angle of the triangle?
267 degrees
145 degrees
93 degrees
87 degrees
Two interior angles of a triangle measure 34 degrees and 38 degrees. What is the third interior angle of the triangle?
108 degrees
72 degrees
2 degrees
23 degrees
