Circumference of a circle = 2πr
Circumference of the whole circle= 2π(30) = 60π
360 - 90 = 270
Length XPY = 270/360 x 60π = 45π
Answer: 45π m
Answer:
Step-by-step explanation:
7x+5=7x+5
-7x. -7x
Answer is 5=5
Answer:
=7
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given:

Let us assume that this equation is equal to 0.
Hence 
Now Solving the above equation we get,

Hence by solving the equation we get 