We can remove parenthesis if we change the sign of all terms in the second parenthesis (because we're subtracting it).
So, we have
And now we simply have to aggregate like terms:
John ate 1/6 of a cake. Mike ate 1/12 of it. How much of the cake did the two boys eat?
2 answers:
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Answer:
86.6 feet (3 s.f.)
Step-by-step explanation:
Please see attached picture.
tan60°= height of tower/ 50
Height of tower
= 50tan60°
= 50√3
= 86.6 ft (3 s.f.)
tanѲ= opp/ adj
