Mathematics
If the sides of a rectangular plot are 15 m and 8 m, then the length of its diagonal is
17 m
23 m
21 m
17 cm
Pythagoras Theorem
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Answer
As sides of rectangle are perpendicular to each other so △ABC is a right angle triangle.

In right angle triangle ABC,
⇒ AC2 = AB2 + BC2
⇒ AC2 = 82 + 152
⇒ AC2 = 64 + 225
⇒ AC2 = 289
⇒ AC = = 17 m.
Hence, Option 1 is the correct option.
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