Answer:
the incorrect option is
D
because tan is opposite/adjacent
Simple the answer is: n=14
0.8/100 * 1046
=8.368
x=22
Step-by-step explanation:
angle RTS = 5x-40 (isosceles triangle)
angle RTS + angle STU = 180 (straight line)
so 5x-40+5x = 180
10x = 220