I think that is proportional
Multiply the numbers being added then add the first number. 4X1=4, 4+1=5.
2X5=10, 10+2=12. 11X8=88, 88+8=96. I'm not sure how to get 40, though.
Hope I could help.
Answer:
The correct answer is B = 15.9
Step-by-step explanation:
h = 27 cos 54 = 15.9
The radius is the distance from the center of the penny to the edge of the penny.
The distance around the edge of the penny is the perimeter