triangles practice

Front

What type of triangle has one angle measuring 90 degrees?

Back

Right triangle

Front

What type of triangle has two sides of equal length?

Back

Isosceles triangle

Front

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

Back

180 degrees

Front

If a triangle has all three sides of different lengths, what type of triangle is it?

Back

Scalene triangle

Front

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

Back

Acute triangle

Front

What is the measure of each angle in an equilateral triangle?

Back

60 degrees

Front

If one angle of a triangle is greater than 90 degrees, what type of triangle is it?

Back

Obtuse triangle

Front

In a right triangle, what is the relationship between the lengths of the sides?

Back

The Pythagorean theorem: a² + b² = c², where c is the hypotenuse.

Front

What is the formula for finding the area of a triangle?

Back

Area = 1/2 * base * height

Front

If two angles of a triangle are known, how can you find the third angle?

Back

Subtract the sum of the known angles from 180 degrees.