Arunner completed a 26.2-mile marathon in  210 minutes. a. estimate the unit rate, in miles per minute. round your answer to the nearest hundredth of a mile. the unit rate is about mile per minute. b. estimate the unit rate, in minutes per mile. round your answer to the nearest tenth of a minute. the unit rate is about minutes per mile. question 2 c. another runner says, “i averaged 10-minute miles in the  marathon.” is this runner talking about the kind of rate  described in part (a) or in part (b)? explain your reasoning. the runner is talking about  the rate in because  “10-minute miles” is a way  of talking about the rate in  .

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?

(50 ) mrs. julien’s and mrs. castillejo’s classes are selling cookie dough for a school fundraiser. customers can buy packages of macadamia nut chip cookie dough and packages of triple chocolate cookie dough. mrs. julien’s class sold 25 packages of macadamia nut chip cookie dough and 30 packages of triple chocolate cookie dough for a total of $221.25. mrs. castillejo’s class sold 5 packages of macadamia nut chip cookie dough and 45 packages of triple chocolate cookie dough for a total of $191.25. (a) write the system of equations that model the problem. be sure to explain which equation represents which situation. (b) find the cost of each type of cookie. show your work. (c) explain which method you used to solve the system and why you chose that method.

Match the following reasons with the statements given to create the proof. 1. do = ob, ao = oc sas 2. doc = aob given 3. triangle cod congruent to triangle aob vertical angles are equal. 4. 1 = 2, ab = dc if two sides = and ||, then a parallelogram. 5. ab||dc if alternate interior angles =, then lines parallel. 6. abcd is a parallelogram cpcte