Let ra: r2 --> r2 denote the reflection in the line 12 = xı tana (the line that makes angle a with the first coordinate axis). find the matrix of the composition rq o rg and show that this composition is a rotation. what is the angle of this rotation? what if you swap the order and consider the composition r o rq?

Which answer is it for it to be simplified completely?

Sasha delivers newspapers to subscribers that live within a 4 block radius of her house. sasha's house is located at point (0, -1). points a, b, c, d, and e represent the houses of some of the subscribers to the newspaper. to which houses does sasha deliver newspapers?

Ican interpret and represent the remainder in division calculations sensibly for the context (eg 27.4 in calculating average height in cm: $27.44 if it represents an amount of money) solve the following problems. 15) the wildlife park charges $25.50 dollars per person to enter their park if the park made $15096 dollars today, how many people entered the park? 16) ms adams plus 2,230 other keen runners ran a marathon: between them they ran 94817.5km. how many km did each competitor run?