Classify each pair of lines as parallel, perpendicular, coinciding, or intersecting at a non-right angle:

line 1 passes through (4, -5) and (0,3)
line 2 passes through (-4,11) and (-1, 5)

The center of the circumscribed circle lies on line segment and the longest side of the triangle is equal to the of the circle.

1. a parachutist is 800 feet above the ground when she opens her parachute. she then falls at a constant rate of 5 feet per second. select the equation that represents this situation. h = -800t + 5 y = -5x + 800 h = 5t - 800 y = 800x + 5 i need

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.