Answer:
1 to 75
2 to 120
3 to 165
4 to 210
5 to 255
Step-by-step explanation:
628
area of full circle is pir^ 2
divide by 2 for semicircle
Answer:1.8(x -1)
2.0.4a -7
A
common ratio of 0.5.
hmu for more