Answer:
K=8
Step-by-step explanation:
The triangles are similar so you can set up the porpotions: 3/6=4/k then you cross multiply and solve for k
Answer: b
sorry cant give explanation
Answer:
y=(x+4)²-19
Step-by-step explanation:
Answer:
A,D,E IS THE RATIOS EUQIVALENT TO8:5
Answer:

Step-by-step explanation:
{90° = m∠1 + m∠2
{105° = 2m∠1 - m∠2
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All you have left to do is this:

So, your two angle measures are 
I am joyous to assist you anytime.