Qzz: Isos. and Equilat. Triangles

Front

What is an isosceles triangle?

Back

A triangle with at least two sides of equal length.

Front

What is an equilateral triangle?

Back

A triangle where all three sides are of equal length and all angles are equal to 60°.

Front

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

Back

180°.

Front

How do you find the measure of an unknown angle in a triangle?

Back

Subtract the sum of the known angles from 180°.

Front

What is the definition of a scalene triangle?

Back

A triangle with all sides of different lengths.

Front

What is the definition of an acute triangle?

Back

A triangle where all angles are less than 90°.

Front

What is the definition of an obtuse triangle?

Back

A triangle with one angle greater than 90°.

Front

How do you classify triangles based on their angles?

Back

Triangles can be classified as acute, right, or obtuse based on their angles.

Front

How do you classify triangles based on their sides?

Back

Triangles can be classified as equilateral, isosceles, or scalene based on their sides.

Front

What is the formula for the slope of a line?

Back

Slope (m) = (y2 - y1) / (x2 - x1).