cionna99 cionna99
  • 03-11-2020
  • Mathematics
contestada

Help Please!
The circumference, c, of a circle varies directly as the diameter. If the circumference is 44cm when the diameter is 14 cm, find the circumference when the diameter is 21 cm.

Respuesta :

nicolesanchez1668
nicolesanchez1668 nicolesanchez1668
  • 03-11-2020

Answer:

C = 66 cm

Step-by-step explanation:

C = pi*diameter

C = pi*21

C= 65.9734457254

C is around 66 cm (when rounded to whole number)

Answer Link

Otras preguntas

What is the maximum number of turns in the graph of this function? f(x)=4x^3-12x^2-x+15
potassium is a metal and chlorine is a nonmetal. if these two elements were to bond, they would form a(n) ionic compound covalent compound element molecule
What is the GCF of 15abc^2 and 25a^3bc
The costs of producing each additional unit of a particular product is called what? a. marginal costs b. total costs c. fixed costs d
you can draw a quadrilateral with two sets of parallel lines and no right angles. true false
True/false: a security plan should be flexible
you toss three coins. what is the probability of each coin landing on heads?
How did John Winthrop change the government of Massachusetts?
Benign tumors are never dangerous (fatal) and malignant tumors are always dangerous (fatal).
What is the factor expression of 63+81