Triangles and Angles

Front

∠1 and ∠2 are _____________

Back

Adjacent

Front

Which lengths CANNOT represent the sides of a triangle? 32, 34, 60, 28, 30, 58, 13, 20, 27, 2, 4, 5

Back

28, 30, 58

Front

Which set of side lengths will make a triangle? 6, 8, 13; 7, 9, 18; 7, 7, 14; 2, 6, 9

Back

6, 8, 13

Front

If 2 of the angles of a triangle are 30 and 70 degrees, the third angle measures...

Back

80 degrees

Front

Which set of side lengths will NOT make a triangle? 3, 4, 5; 1, 3, 4; 3, 5, 7; 2, 8, 9

Back

1, 3, 4

Front

The sum of the angles in a triangle is _____________.

Back

180 degrees

Front

A triangle with all sides of different lengths is called _____________.

Back

Scalene

Front

A triangle with at least two equal sides is called _____________.

Back

Isosceles

Front

A triangle with all sides equal is called _____________.

Back

Equilateral

Front

The longest side of a right triangle is called _____________.

Back

Hypotenuse