Answer:
Circle circumference = radius * 2 * PI
Arc Length = radius * 2 * PI * Central Angle / 360 degrees
Arc Length = 7 * 2 * PI * (1/4)
= 3.5 * PI
= 10.9955742876
Arc Length = 10.996 (rounded)
Step-by-step explanation:
Y= -1/3 x
y= mx+ c
m is -1/3
Answer: (a)
Step-by-step explanation:
Given
The points are
and 
The distance between two points
is given by

Apply the distance formula

Hence, option (a) is correct.
The formula of simple intrest is:
p × r × t