6. The sides of a rectangle are 80 cm and
18 cm. Find its diagonal.
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3
Ans
d²=6400+324
diagonal = 82 cm
Answered by
8
formula for diagonal is
d=√(a^2 +b^2)
=√(80^2 +18^2)
=√(6400+324)
=√6724
=82 cm
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