Answer:
A
Step-by-step explanation:
Use one of the many Trigonometric ratios to solve for the missing angle and then use Pythagorean theorem to solve for the missing side.
These things can be done in any order.
Answer:
the result is true
remember if division must be operated first and 0.5=5/10=1/2
1-1/2:0,5=1-1/2:1/2
=1-(1/2:1/2)
=1-1=0
0.6 or 18/30 because 9 divided by 15 is .6
5/4 you do the multiple add combo and then multiply straight across