Math Problem of the Week

Problems will be rotated weekly. Students can turn in their results for 5 points extra credit every week. Answers are due on Friday of the week of the question.

Math 7 

Mr. Bowman is expanding Mrs. Bowman's circular rose garden as a Mother's Day gift. The garden originally had a diameter of 8 feet, but not it will be 12 feet across. How much new area did Mr. Bowman expand the garden by?

Math 7 Compacted

A boa constrictor is 18 inches long at birth and grows 8 inches per year. Write an equation in slope-intercept form that represents the length y (in feet) of a boa constrictor that is x years old.

Math 8

The ratio of the side length of square A to the side length of square B is 4:9. The side length of square A is 12 yards. What is the perimeter of square B?