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## Answers

a^{2} +b ^{2} =c ^{2}

the longest mesure ment is 6.5 so this is our "c"

therefore c^(2)=6.5*6.5=42.25

the rest two sides are the 'a'and 'b' so =6*6+2.5*2.5

=36+6.25

=42.25

therefore lhs =rhs th

there the 6dm,2.5dm and 6.5dm are the sides of a right angle trangle