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17 November, 16:57

A rectangle has a width of 28

centimeters and a length of

45 centimeters. What is the

length, in centimeters, of its

diagonal?

+5
Answers (1)
  1. 17 November, 20:14
    0
    diagonal = 53 cm

    Step-by-step explanation:

    (diagonal) ² = (length) ² + (width) ²

    = (45) ² + 28²

    = 2025 + 784 = 2809

    diagonal = √2809 = √53*53 = 53 cm
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