Two bicyclists start toward each other from towns 54 miles apart and pass 3 hours later . If one bicyclist is traveling 2mi / h * r faster than the other, what is the speed of the faster bicyclist ?

See attachment below and find the equivalent of tan(∠qsr)

The moats separating people from the animals are 5 m wide for lions and 4 m wide for the elephants. if the lion’s moat is 4 m deep, how deep should the elephants’ moat be?

1. ∠1 is complementary to ∠2 and ∠3 is complementary to ∠2. subtraction property of equality 2. m∠1 + m∠2 = 90 and m∠3 + m∠2 = 90 substitution 3. m∠1 + m∠2 = m∠3 + m∠2 definition of complementary 4. m∠1 = m∠3 given