How do i get the area for a oval

Iwill give you ! what is the measure of ∠v ?

Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11

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?