Answer:
9.230095943 or 9.2
Step-by-step explanation:
Trigonometry: sine, cosine, tang: Sohcahtoa
O: opposite(side from angle)
H: hypotenuse(side opposite from 90*)
A: Adgacent(side from angle)
Use scientific calculator: tang(40*) x 11 = 9.230095943
Hello. D= 2×r D=2×2,8 D=5,6cm. Circumference=

× D ;
C= 3,14×5,6 C=17,584cm. I hope to have helped you.
8q+4=20
8q=16
q=2
hope this helps!
Answer:
180 students
Step-by-step explanation:
28 -13 = 15
15 tables times 12 students