Answer:
[see below]
Step-by-step explanation:
Point slope form is:

(x1, y1) - a point
m - slope
We are given the point of (2, -7), and the slope of -5.

Hope this helps.
1. Decimal point
2. Decimal
3. I think hundredth
4. 4/10
5.I think 103/200
6. 0.8
7.5/10
8. 0.6
The rest I don’t remember how to do
Answer:
31.43
Step-by-step explanation:
3 1/7 = 3.14285714285
3 1/7 x 10 = 31.4285714286 which is about 31.43
Step-by-step explanation:
sina = -√3/2




=±1/2
Since, π<a<3π/2
cos a = -1/2


OptionB
Answer:
11.66190379
Step-by-step explanation:
I did
10^2+6^2=b^2
100+36=b^2
136=b2
\sqrt{ 136
=2
I hope this helps :).