final exam

If 7a = 5b, then the ratio a to b is ------------

(a)  

If xy= 59, then x-yy = ------------

(a)  

The mode is the most often occurring value in the data.

• True

• False

If two polygons are similar then they are congruent.

• True

• False

A polygon is equilateral if all its sides are equal

• True

• False

If ∆ABC~ ∆DEF, then which of the following is not true?

• ABDE = BCEF

• ABDE = EFBC

• ACDF = BCEF

• DEAB = EFBC

An event is a subject of a sample space set.

• True

• False

Every triangle is congruent to itself

• True

• False

Which of the following is not a similarity theorem for triangles?

• SSS

• AA

• SAS

• None of the above

Vectors that have the same or opposite direction are called parallel vectors.

• True

• False