Sin = opposite/hypotenuse, so one side is 7 and the other is 8.
sqrt(64-49)=sqrt(15) which is the third side, and tangeant = opposite/adjacent, which is 7/sqrt(15). Cotangeant is 1/tangeant, so it would be sqrt(15)/7
C. 4x +5y -34=0.thats the answer hope it helps
Answer:
RED,ORANGE,YELLOW
PURPLE,YELLOW,GREEN
BLUE,GREEN,YELLOW
PURPLE,BLUE,GREEN
PURPLE,BLUE,RED
PURPLE,ORANGE,BLUE
RED,YELLOW,BLUE,
ORANGE,YELLOW,GREEN
YELLOW,BLUE,PURPLE
YELLOW,GREEN,PURPLE
there is many combinations
Step-by-step explanation:
6) x= 2, angle = 90 degrees obviously
7) Im not sure on this one
8) x = 5
9) x = 1