Answer:
x8 = 21 and x9 = 34
Step-by-step explanation:
The Fibonacci numbers are
1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89,...
17,421,55/6=290359.166667
Using pythagorean theorem:
3.1
sine 70= x/4
sin= opposite/hypotenuse