Sandra lays 3.75 tiles in one hour
The graph represents y=-4x-1
If you notice the line, it goes past the -1 on the y axis which indicates that the y intercept is -1 since that was the only choice which displayed this, we know that our answer is y=-4x-1
The best thing is to have a ruler with the appropriate units to construct these triangles;)
Answer:
m∠A = 9°
Step-by-step explanation:

I think u just subtract 35° from 130° and that should be the angle of x