Answer:
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Step-by-step explanation:
86 and 87 utilize the Pythagorean theorem. Where those tangent lines meet the circle forms a right angle. So you have a side length of 6 and a hypotenuse of 22. So the missing side length is 21.16. For 87, its the same thing, but you have the 2 legs but are missing the hypotenuse.
Answer: a
Step-by-step explanation:
Answer:
c.
Step-by-step explanation:
you can see that the graph only extends from 2 to 5, and because of the closed circles you know its ≤ not < for the signs