Answer:
option D
because every length is one fifth of the corresponding length of the bigger triangle
$8,805.71 because 700=6164 which means 1000=8,805.71 by Multiplying 1000×6164 which equals 6,164,000 and this result you decide by 700
Answer:
0.707
Step-by-step explanation:
cos in the 4th quadrant is positive as well as in 1st quadrant.
cos(-45°) is in the 4th quadrant.
So cos40° must equal cos(-45°) which is 0.707.