The diagram shows a shaded parallelogram drawn inside a rectangle. 3 cm
b)
А
c)
6 cm
B.
d)
+3 cm
12 cm
a) What is the area of the rectangle?
b) What is the area of triangle A?
c) What is the area of triangle B?
d) What is the area of the parallelogram?

Because of your favorite lemonade it is $3.84 for 3 gallons. write this as an unit rate

Two language majors, anna and megan, took exams in two languages. anna scored 85 on both exams. megan scored 74 on the first exam and 85 on the second exam. overall, student scores on the first exam had a mean of 82 and a standard deviation of 4, and the second exam scores had a mean of 71 and a standard deviation of 13. a) to qualify for language honors, a major must maintain at least an 85 average across all language courses taken. so far, which of anna and megan qualify? b) which student's overall performance was better?

The jewelry store is having a sale. necklaces that were regularly priced at $23.50 are on sale for $18.80. what is the percentage of decrease in the price of necklaces?