In right triangle abc, 2 cis a right angle and sin a = sin b. what is m za?
o a 30°
b. 45°

Aline that intersects one of two parallel lines intersects the other also always sometimes never

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 you divide 25 into 4 equal groups? explain why or why not.