Answer is given above
julia can finish a 20-mile bike ride in 1.2 hours. katie can finish the same bike ride in 1.6 hours. how much faster does julia
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distance = 500 feet
Since Δ VWX and Δ YZX are similar then the ratios of corresponding sides are equal, that is
=
=
completing the required values gives
=
( cross- multiply )
60l = 30 × 100 = 3000 ( divide both sides by 60 )
l = 500
distance across the swamp is 500 feet