*PLEASE ANSWER, ASAP* How would you calculate the area of the quarter circle represented in the upper left hand corner of this figure?

Name the most appropriate metric unit for each measurement like the mass of cow

65 8 7 4 5 6 8 4 3 2 1 9 5 6 4 2 1 6 5 1 5 1 3 2 3 5 multiply the third number in the first row by the seventh number in the third row. add this result to the fifth number in the second row. add to this total ten times the fourth number in the third row. subtract the eighth number in the first row from the result.

Which of the following is correct interpretation of the expression -4+13