A rectangle measuring 8cm on length and its diagonals measures 10cm what is the perimeter of the rectangle?
Q1. A rectangle measuring 8cm on length and its diagonals measures 10cm what is the perimeter of the rectangle?
Answer: 28cm
Explanation: Using the Pythagorean theorem, width = √(10² − 8²) = 6 cm, so perimeter = 2×(8+6) = 28 cm.