Question

A picture frame is 80 cm by 60 cm Find it's diagonal.​

Answer 1

Step-by-step explanation:

Then picture frame is rectangle.

Since diagonal ^2 = 1^2 + b^2

=) d^2 = 80^2 + 60^2

=) d^2 = 6400 + 3600

=) d^2 = 10000

=) d^2 = 100^2

=) d = 100cm.

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