logcabin logcabin
  • 07-03-2019
  • Mathematics
contestada

The radius of a circle is (7n-21) inches find circumference of the circle in terms of n.

Respuesta :

sameer1bajaj sameer1bajaj
  • 10-03-2019

Answer:

(14n - 42)*pi

Step-by-step explanation:

Circumference is 2 * pi * r. Since r in this case is 7n - 21, you can multiply r by 2 and pi, giving you (14n - 42)*pi

Answer Link

Otras preguntas

Create a set of at least 4 ordered pairs and tell whether or not the relation is a function. Why do you say so?
Please solve equation -3x2+243=0
What is meant by anterior and posterior region in our body?
how is the resistor of a 40v lamp higher then the resistor of a 60v lamp?
the resistance of a wire of length 80cm and of uniform area of cross-section 0.025cmsq., is found to be 1.50 ohm. Calculate specific resistance of wire in SI un
what is the area of a circle with a diameter of 240mm
MATCH THE FUNCTION WITH ITS VALUE.g(x)= 2X2-1.g(w^3)=.......
which one is having lesser ressistance. a 60w bulb or a 40w bulb?
What is an independent variable?
what if the bird sitting on tansmission wire touches both terminal's wire ?why