Answer:
k=4
Step-by-step explanation:
<h3>Yes, this is true.</h3>
To be considered similar triangles, the angles must be the exact same, and the sides must be proportional. The side lengths do not have to be exactly the same, but they must be proportional (like a ratio, suppose one triangle has a side length of 1, and the similar triangle has a side length of 3. The ratio is 1:3, and all sides will follow this ratio.)
Answer:
Step-by-step explanation:
we have
-------> 
we know that
The formula to solve a quadratic equation of the form
is equal to
in this problem we have

so
substitute in the formula
Remember that

Answer:
18x+23 is the awnser I see best
Answer:
4y + 28
Step-by-step explanation:
I simply distributed the 4:
1. 4(y+7)
2. 4 times y = 4y
3. 4 times 7 = +28
4. 4y + 28