15- 10 divided by 21- -9 should give you your slope
Answer:
2.1
Step-by-step explanation:
By the Law of Cosines,
a² = 5² + 6² - 2(5)(6)cos(20°)
a = sqrt(5² + 6² - 2(5)(6)cos(20°)), which is about 2.1
That would be d.
Remember, the distributive property is a(b+c) = ab +ac!
Hope this helps.
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Answer:
0.5
Step-by-step explanation:
hope this helps