20
QuizMultiple Choice

Unknown Leg Lengths in Right Triangles — Test

Question 20 • Pre-Algebra - MA3119 B-CR

Which statement explains why 49 is a perfect square?

Answer
A
49 can be multiplied by 49.
B
49 is equal to 7 plus 7.
C
49 is between 36 and 64.
D
49 is equal to 7 times 7.

Explanation

A perfect square is a number that can be written as an integer multiplied by itself. Since 49 = 7 × 7, it is a perfect square. The statement that 49 is equal to 7 times 7 is correct.

AI-written and checked against the verified answer.

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