Answer:
See explanation and attachment
Step-by-step explanation:
SOH CAH TOA is a mnemonic.
SOH means 
CAH means 
TOA means 
Given an angle and a side of a right angle triangle, you can use the appropriate ratio to find the missing side.
For instance, find x in the diagram in the attachment.
In this case the best ratio to use is TOA.



All the other ratio also follow the same pattern
NB: Your calculator in degree should give 
It’s 2/10 there you go since there’s no 0 infort of the 2 it’s always a 10
Answer: it is b
Step-by-step explanation:
i just took the test
This is a combination in which you choose 4 from 10.
The formula is
combinations = 10! / 4! * (10-4)!
combinations = 10! / 4! * 6!
combinations = 10 * 9 * 8 * 7 * 6! / 4! * 6!
combinations = 10 * 9 * 8 * 7 / 4 * 3 * 2
combinations = 10 * 3 * 7
combinations = 210
Source:
http://www.1728.org/combinat.htm
He grates 6/8 pounds of cheese in all.
For this problem, you just have to add the numerators and keep the denominators.
4/8 + 2/8 = 6/8.
Remember, if the denominator is the same, just add the numerator.