If the variance of a variable is 169, what is the standard deviation?
1 answer:
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The reflection across y axis of (x,y) would be (-x,y)
thus the answer is b
Please take the above picture for reference
hope it helps!
thus the answer is b
Please take the above picture for reference
hope it helps!
Answer:
Step-by-step explanation:
The two angles given in the diagram are alternate interior angles. Alternate interior angles are congruent. Therefore:
(4x)° = (x + 60)°
Use the equation to solve for the value of x
Subtract x from both sides
Divide both sides by 3