X<2: 5x+7>17 you subtract seven from both sides to give you 5x>10 when you divide by 5 the sign flips to give you x<2.
Step-by-step explanation:
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So, we know the slope of the original equation is 4. So the perpendicular slope is the negative reciprocal, so it's -1/4. Then, the points have to be -3, 7. So when we plug that into our equation, we get

1.obtuse 2.acute 3. Right angle 4.acute