Triangles

Front

What type of triangle has three equal sides?

Back

Equilateral triangle

Front

What type of triangle has two equal sides?

Back

Isosceles triangle

Front

What type of triangle has no equal sides?

Back

Scalene triangle

Front

What is the sum of the interior angles of a triangle?

Back

180 degrees

Front

What type of triangle has one angle greater than 90 degrees?

Back

Obtuse triangle

Front

What type of triangle has all angles less than 90 degrees?

Back

Acute triangle

Front

If a triangle has one right angle, what type of triangle is it?

Back

Right triangle

Front

In a scalene triangle, how many sides are equal?

Back

None

Front

In an isosceles triangle, how many sides are equal?

Back

Two sides

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 * base * height