Answer:
its the second 1
Step-by-step explanation:
i had last week and got a 88.87%
Answer:
sin 60° = 0.9
Step-by-step explanation:
sin 60° = cos 30°
cos 30° = 0.866025403
0.866025403 to one significant figure
0.866025403 ~ 0.9
~. means approximately.
therefore sin 60° = cos 30°
sin 60° = 0.9
Answer:
c.
Step-by-step explanation:
Well you already know a whole circle is 360 and if there are any angles that already have there measurements you can use those and find the percent that isn’t accounted for is your angle......or just use a protractor
