For the right triangle shown, use the trig functions to find the value of a. Round your answer to the nearest tenth. A. 12.8
B. 13.6
C. 12.1
D. 14

How do the graphs of y = 1/x and y=5/x+6 compare?

Answer soon(fast) 15 pts-brainliest? for right answer with small explination a restaurant catered a party for 40 people. a child’s dinner (c) cost $11 and an adult’s dinner (a) cost $20. the total cost of the dinner was $728. how many children and adults were at the party? use the table to guess and check.(i couldn't get the graph onto the question)                                8 children and 32 adults9 children and 31 adults10 children and 30 adults12 children and 28 adults

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.