19
QuizMultiple Choice

Solving for Angle Measures of Right Triangles — Cumulative exam

Question 19 • *CR CCSS Math 2 S2 [M2960OX]

How many 5-letter combinations can be created from the letters in the word “friendly”? Assume that the order of the letters does not matter.

Answer
A
56
B
120
C
6,720
D
40,320

Explanation

The word “friendly” has 8 distinct letters. Since order does not matter, choose 5 of the 8 letters using combinations: C(8, 5) = 8! ÷ (5! × 3!) = 56. The correct choice is 56.

AI-written and checked against the verified answer.

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