This semicircle has a diameter of 5 meters. what is the area of this figure? use 3.14 to for pi. enter your answer as a decimal in the box. round your answer to the nearest hundredth.

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Aschool allots ? 1500 to spend on a trip to the theatre. theatre tickets have a regular cost of ? 55 each and are on offer for 1 5 off. a train ticket for the day will cost ? 12 each. if 2 teachers and the maximum number of students attend, how much money will the school have left over?

Prove that 16^4-2^13-4^5 is divisible by 11.