(12)2+(15)2+(?)=(24)2
20232025
(12)2+(15)2+(?)=(24)2
- A.
115
- B.
208
- C.
210
- D.
207
Attempted by 47 students.
Show answer & explanation
Correct answer: D
Compute the squares: 12^2 = 144, 15^2 = 225, and 24^2 = 576.
Add the known squares: 144 + 225 = 369
Solve for the unknown: x = 576 - 369 = 207
Check: 144 + 225 + 207 = 576, so the missing number is 207.