Answer
Formula

where r is the radius of a circle.
As shown in the image
Diameter of the circle = 16 .3 cm

= 8.15 cm
Put in the formula

As


= 51.2 cm (approx)
Therefore the circumference of a circle is 51.2cm (approx) .
Option (D) is correct .
-6/8...I guess so
Tell me if it is right or not
2(-3-7)+5= <span>2(-10)+5= -20 + 5= -15
-15 is your final answer</span>
The answer would be 10/12
X=25
4x-10=90
Add 10 to both sides
4x=100
Divide both sides by 4