1 + 6/10 + 7/100 + 8/1000 + 2/10000 + 2/100000
Answer:
See below.
Step-by-step explanation:

Answer:
Diameter = 2 Circumference = 2π
Step-by-step explanation:
The diameter of a circle is the radius*2 and the radius of a unit circle is 1 so the diameter is 2. The circumference of a circle is the diameter*π. Since you are allowed to express it in terms of π. Just leave it at 2π, though the actual value of π is approximately 3.14
Answer: -10
Step-by-step explanation:
Answer:
x=90/7
Step-by-step explanation:
7x=90
x=90/7