Classify by Angles
Classify by Sides
Classify by Angles and Sides
Perimeter
Area
100
A triangle with one 90 degree angle and two acute angles.
What is a right triangle?
100
A triangle with all sides the same length.
What is an equilateral triangle?
100
A triangle with angles less than 90 degrees and all sides the same length.
What is an acute, equilateral triangle?
100
The perimeter of an equilateral triangle with a side length of 9 ft.
What is 27 ft.?
100
The area of a triangle with length 4 m and height 6 m.
What is 12 square meters?
200
A triangle with three angles less than 90 degrees.
What is an acute triangle?
200
A triangle with all sides different lengths.
What is scalene triangle?
200
A triangle with one 90 degree angle and all sides different lengths.
What is right, scalene triangle?
200
A triangle with side lengths 3 in., 6 in., and 10 in.
What is 19 in.?
200
The area of a triangle with length 5 in. and height 4 in.
What is 10 square inches?
300
A triangle with one angle more than 90 degrees.
What is an obtuse triangle?
300
A triangle with two sides the same length.
What is an isosceles triangle?
300
A triangle with one angle more than 90 degrees and two sides the same length.
What is an obtuse, isosceles triangle?
300
An isosceles triangle with side lengths 8 yd., 8 yd., 5 yd.
What is 21 yd.?
300
The area of a triangle with length 8 ft. and height 10 ft.
What is 40 square feet?
400
A triangle that has angle measurements 100 degrees, 50 degrees, and 30 degrees.
What is an obtuse triangle?
400
A triangle with side meausurements 4 ft., 8 ft., and 10 ft.
What is a scalene triangle?
400
A triangle with angles less than 90 degrees and all sides different lengths.
What is and acute, scalene triangle?
400
A triangle with side lengths 7 ft., 9 ft., 4 ft.
What is 20 ft.?
400
The area of a triangle with length 9 yd. and height 8 yd.
What is 36 square yards?
500
A triangle with angles that are all 60 degrees.
What is equilangular triangle? or acute triangle?
500
A triangle with side measurements 7 yd., 5 yd., 7 yd.
What is an isosceles triangle?
500
A triangle with one angle 90 degrees and two sides the same length.
What is right, isosceles triangle?
500
A triangle with side lengths 25 miles, 30 miles, and 55 miles.
What is 110 miles?
500
The area of a triangle with length 20 ft. and height 10 ft.
What is 100 square feet?
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