Jesse needs 8 1/4 feet of chain to complete an outdoor project he has two small pieces measuring 2 1/8 feet and 3 3/4 feet how many feet of chain does Jesse need to purchase

Is δ pmr similar to δ smn ? if so, which postulate or theorem proves these two triangles are similar?

The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?

In δabc, m∠acb = 90°, cd ⊥ ab and m∠acd = 45°. find: a find cd, if bc = 3 in