Answer:
9 inches
Step-by-step explanation:
5.4/0.6=9
0.035. You add the two numbers together and divide by two
Subtract the sine term and take the square root.

The altitude of a triangle is a line segment through a vertex and perpendicular to a line containing the side opposite the vertex.
Answer: 
Answer:
9x - 15
Step-by-step explanation:
Using the addition of like terms we know that 4x + 2x = 6x, and 6x + 3x = 9x, and then we just put -15 at the end and we end up with 9x - 15