Answer:
8a. 0 8b. -1/3
Step-by-step explanation:
slope formula:
8a. => (8 + 12)/(17 - 17) = 20/0 = 0
8b. (1 + 2)/(-3 - 6) = 3/-9 = - 1/3
What two numbers is the square root of 23 between?
1 answer:
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We have sequence equation .
In this case n is a natural number (1, 2, 3, ...).
So start inserting and computing value of given that you know the value of n and a.
(first term)
Hope this helps.
Answer:
x = 34
Step-by-step explanation:
ΔABD and ΔBCD are both isosceles triangles
In ΔABD
AB =AD, hence ∠ABD = ∠ADB ( base angles are equal )
∠ABD = =
= 68°
∠DBC = 180° - 68° = 112° ( straight angle )
∠BCD = x = =
= 34