In circle D, angle ADC measures (7x + 2)°. Arc AC
measures (8x - 8)º.
What is the measure of angel ABC

Which fraction is equal to 1hole and 2/5? a.3/5 b.75 c.57 d.73

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?

Can someone tell me if this is perpendicular? !