Answer:
Both Answers are in the following attachment (a) and (b)
Step-by-step explanation:
-25/16
m=(y2-y1)/(x2-x1)
m=(-7-68)/(54-6)
m=-75/48
m=-25/16
10%
3cm = 28.26
11cm = 379.94
3 x 3 x 3.14 = 28.26
11 x 11 x 3.14 = 379.94
hope this helps