Mid segment of triangle = 1/2 base
base = x here, so
1/2x = 15
multiply both sides by 2,
x=30
answer: x=30
Answer:
Step-by-step explanation:

Ap is a line in the picture
A tessellation has no A) gaps or overlaps, as a tessellation is all about repeated figures, which can be translated onto other figures, this produces a pattern.<span />
Answer: 153
Step-by-step explanation:
The maximum number of dots that can be seen from one position is 153 dots.