WAEC - Mathematics (1988 - No. 13)
Points P and Q respectively 24m north and 7m east point R. Calculate |PQ| in meters
20
24
25
31
84
Explanation
PQ\(^2\) = 24\(^2\) + 7\(^2\)
PQ\(^2\) = 625
PQ = 25
PQ\(^2\) = 24\(^2\) + 7\(^2\)
PQ\(^2\) = 625
PQ = 25