Answer:
A. 
Step-by-step explanation:
The question seems to be incomplete. However, we'll make the following assumption.



Pythagoras theorem states that:

Substitute values for Hypothenuse, Opposite and Adjacent.
This gives

or

From the list of given options.
A answers the question
Answer:
1/4 hr longer
Step-by-step explanation:
The choice A will be the correct choice dealing with proportion
Answer:
The value of nx is the ratio of the transformed x-coordinates to the original x-coordinates in each horizontal stretch. The value of ny is the ratio of the transformed y-coordinates to the original y-coordinates in each vertical stretch.
Step-by-step explanation:
PLATO
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Answer:
angle ABC = 30°
Step-by-step explanation:
I attached a picture. if any part is not understandable leave a comment.