Answer:
(-2,-7)
Step-by-step explanation:
Answer: The answer is 21
(1) 36.6 feet
m∡Q = 180-(90+55) = 35
sin 35°/21 = sin 90°/PQ
cross-multiply to get:
21 = sin35·PQ
21/sin 35 = PQ
PQ = 36.6