Question 1011945
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Distance=Rate x Time
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{{{D[E]}}}=Distance east; {{{R[E]}}}=Rate traveled east=85 km/h;
{{{T[E]}}}=Time traveled east=45 min= 0.75 hour
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{{{D[A]}}}=Distance at angle; {{{R[A]}}}=Rate traveled at angle=40 km/h;
{{{T[A]}}}=Time traveled at angle=30 min=0.5 hour
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{{{D[T]}}}=Total distance traveled
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{{{D[T]=D[E]+D[A]}}}
{{{D[T]=(R[E])(T[E])+(R[A])(T[A])}}}
{{{D[T]=(85km/h)(0.75h)+(40km/h)(0.6h)}}}
{{{D[T]=63.75km+24km}}}
{{{D[T]=87.75km}}}
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