Answer:
95°
Step-by-step explanation:
By exterior angle theorem:
y = 120° - 25° = 95°
Hope it helps you in your learning process
Answer:
2x + 5y = -15 OR 2x + 5y + 15 = 0 Not sure they want it equal to zero
Step-by-step explanation:
y + 7 = -2/5(x - 10)
y + 7 = -2/5 x + 4
2/5x + y =-3
5(2/5 x + y = - 3)
2x + 5y = - 15
OR
2x + 5y + 15 = 0
Answer:
The sine and cosine are equal for 45 degrees.
Choose the triangle that has a 45-deg angle.
It will be
.. y = -4/3x +c . . . . . for some value of c
_____
The slope of the perpendicular line will be the negative reciprocal of the slope of the given line, which is 3/4.