The traffic flow rate (cars per hour) across an intersection is r ( t ) = 500 + 700 t − 150 t 2 , where t is in hours, and t =0 is 6am. How many cars pass through the intersection between 6 am and 7 am?

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?

Pls brainliest will be awarded if answer is correct

To prove that angle def = angle dgf by sas, what additional information is needed? def congruent to dgf dfe congruent to dfg de congruent to dg dg congruent to gf