# Posts by Lyss

Total # Posts: 6

**Trig**

1. Given Sin(A) = ⅗ and Cos(B) = 8/17 in Quadrant I, find Sin(A+B). a) 24/80 [b)] 84/85 c) 60/80 d) 60/85 Find Cos(A+B). a) 32/80 b) -45/85 c) -13/80 [d)] -13/85 Find Tan(A+B) a) 0.8 [b)] -1.72 c) -4.21 d) -6.46 I keep getting an 1.61 answer but that isn't an option...

**Art**

1:c 2:b 3:d

**Algebra 2 9th/11th grade math**

Expand each binomial. (L-2t)^2

**physics**

To push a 25.0kg crate up a frictionless surface incline angled at 25 degrees to the horizontal, a worker exerts a force of magnitude 209N parallel to the incline. As the crate slides 1.50m, how much work is done on they crate by (a) the worker's applied force, (b) the ...

**Science**

I got the following question wrong on a test "If a substance does not dissolve in water, but dissolves in oil, it is most likely a. polar b. homogeneous c. non-polar d. colloid" (I said A) Now that finals are coming up, I want to know what the answer is to this. ...

**English**

One of the proverbs I have to explain "a word is sufficient for a wise man." Does this mean people shouldn't go on and on and on when talking if one word will do?

- Pages:
**1**