The total enclosed area is _ square units. Round to the nearest tenths place (1 decimal place). 47.6
Is this right?

Which problem could be  solved  by evaluating the expression  7×(−3)7×-3?

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

Asequence {an} is defined recursively, with a1 = 1, a2 = 2 and, for n > 2, an = an-1 an-2 . find the term a241