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A rectangle measures 3cm by 4cm.What is the length of its diagonal ?
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3 votes
A rectangle measures 3cm by 4cm.What is the length of its diagonal ?

User Thisfeller
by
3.0k points

1 Answer

2 votes

Answer:

5cm

Explanation:

Given data

Length= 3cm

Width= 4cm

Applying Pythagoras theorem

z^2= x^2+y^2

z^2= 3^2+ 4^2

z^2= 9+16

z^2= 25

square root both sides

z= √25

z= 5cm

Hence the diagonal is 5cm

User Nima M
by
3.2k points
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