SAT Math Practice Question #33454 - SATify | SATify

Home Practice Exams Features Pricing Quick Start Guide About

Loading...

SAT Math Practice Question #33454 - SATify | SATify

#33454

circles

area

geometry

hard

90 sec

The circumference of a circle is $C$ . If the area of the circle is $k C^{2}$ for some constant $k$ , what is the value of $k$ ?

A.

$\frac{1}{2 π}$

B.

$\frac{1}{4 π}$

C.

$\frac{1}{π}$

D.

$4 π$