98% confidence interval for a porportion is found to be (0, 47, 0, 53). What is the sample proportion?

Using d, e, and f as values on a triangle and d being 60 degrees, what is the value of e and f if d is 60 degrees? also, what do you notice about the values of e and f?

Adecorative window is made up of a rectangle with semicircles at either end. the ratio of ad to ab is 3: 2 and ab is 30 inches. what is the ratio of the area of the rectangle to the combined area of the semicircles? possible answers: a. 2: 3 b. 3: 2 c. 6: π d. 9: π e. 30: π

Arectangle has a width of 5 cm and a length of 10 cm. if the width is increased by 3, how does the perimeter change?