Read the Math Notes box for this lesson, which describes how to find the area and perimeter of a shape. Then examine the rectangle at right. If the perimeter of this shape is cm, which equation below represents this fact? Once you have selected the appropriate equation, solve for x.

Pick the expression that matches this description: a polynomial of the 5th degree with a leading coefficient of 7 and a constant term of 6 (choice a) 7x^5+2x^2+6 (choice b) 7x^6−6x^4+5 (choice c) 6x^7−x^5+5 (choice d) 6x^5+x^4+7

The annual snowfall in a town has a mean of 38 inches and a standard deviation of 10 inches. last year there were 63 inches of snow. find the number of standard deviations from the mean that is, rounded to two decimal places. 0.44 standard deviations below the mean 2.50 standard deviations below the mean 0.44 standard deviations above the mean 2.50 standard deviations above the mean

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?