A horse pasture is formed by a large semi-circular grassy area and a triangular-shaped riding area. The base of the riding area is 50 feet and it extends to height of 75 feet. What is the total area of the pasture if the height of the riding area equals the diameter of the grassy area? Round to the nearest tenth.

Which values for a and b will create infinitely many solutions for this system of equations? ax-y=8 2x+y=b

Recall that the owner of a local health food store recently started a new ad campaign to attract more business and wants to know if average daily sales have increased. historically average daily sales were approximately $2,700. the upper bound of the 95% range of likely sample means for this one-sided test is approximately $2,843.44. if the owner took a random sample of forty-five days and found that daily average sales were now $2,984, what can she conclude at the 95% confidence level?

If each bricks costs and he can only buy one brick how much will it cost him to get the material to put around the outside of his garden?