The semi-circles in the triangles represent the verteces or different angles on certain points of the triangle.
-Hope this helped! :D
To find this answer, we need to multiply 3.57 by 12.

Therefore, 12 planks will cost $42.84.
Answer:
8
Step-by-step explanation:
Absolute value of 6 is 6. Absolute value of -2 is 2. 6+2 is 8.
D=y2-y1
D+y1= y2-y1+y1 add y1 to both sides to cancel it out.
D+y1=y2 that drops -y1 for the right side but the left remains.
And that's your answer.
Answer:
I think the answer would be C
Step-by-step explanation: