To approximate √15, we need to find the perfect squares that are closest to 15.
The perfect squares that are smaller than 15 are 9 (3^2) and 16 (4^2).
Therefore, the two perfect squares we would use to approximate √15 are √9 and √16.
The correct answer is C. √9 and √16.
What 2 perfect squares would you use to approximate √15? A. √4 and √25 B. √16 and √25 C. √9 and √16 D. √9 and √25
1 answer