The polar equation r= 7 sin (20) graphs as a rose. What is the length of the petals of this rose?
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Factor the monomial completely 42a3b3

Each month, a shopkeeper spends 5x + 14 dollars on rent and electricity. if he spends 3x−5 dollars on rent, how much does he spend on electricity? for which value(s) of x is the amount the shopkeeper spends on electricity less than $100? explain how you found the value(s).

In the diagram, gef and hef are congruent. what is the value of x