Part A. Renee, Susan, and Martha will share the cost to rent a vacation house for a week.

Renee will pay 40% of the cost
Susan will pay 0.35 of the cost
Martha will pay the remainder of the cost
Martha thinks that she will pay 1/3 of the cost. Is Martha correct?

Part B.
The cost of the vacation house for a week is $850. How much will Renee, Susan, and Martha each pay to rent the house for a week?

"curse these trig-loving pirates! " devora mutters as she looks at the map. then, after thinking for a moment, she walks back to the entrance of the secret cave, measuring 48 meters along the way. after performing a calculation, devora walks back to the empty treasure, faces the entrance, and turns a certain number of degrees to her left before walking 89 meters to the treasure. supposing that the angle at the cave entrance is acute and that devora's calculations were correct, how many degrees did she turn?