What is the area of the triangle with the given dimensions shown below? A. 3a² + 2a - 1

B. 3a² + 2a - 1
_
2
C. 6a² + 4a - 2

D. 4a

7friends share 4 pizzas equally how much pizza did each friend get

In a box lenght 1m breadth 60 cm and height 40 cm small rectangular packets of dimension 5 cm into 8 cm into 10 cm are packed. how many such small packets can be packed in the big box?

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?