M2T1 Part II Test Day Review

Front

Can the numbers 11, 9, and 19 be the measures of the sides of a triangle?

Back

Yes, they can form a triangle because they satisfy the triangle inequality theorem.

Front

Can the numbers 18, 9, and 8 be the measures of the sides of a triangle?

Back

No, they cannot form a triangle because they do not satisfy the triangle inequality theorem.

Front

Find the value of x in the triangle with sides 2x - 18 and 6.

Back

x = 12.

Front

Find the measure of angle X in the quadrilateral.

Back

Angle X = 80°.

Front

Find the range of possible measures for the third side of a triangle with sides 7 and 10.

Back

3 < x < 17.

Front

What is the triangle inequality theorem?

Back

The sum of the lengths of any two sides of a triangle must be greater than the length of the third side.

Front

What is the formula for the sum of the interior angles of a polygon?

Back

(n - 2) × 180°, where n is the number of sides.

Front

What is the definition of a triangle?

Back

A triangle is a polygon with three edges and three vertices.

Front

What are the types of triangles based on side lengths?

Back

Equilateral, Isosceles, and Scalene.

Front

What is an equilateral triangle?

Back

A triangle in which all three sides are of equal length.