beodyellis8 beodyellis8

03-05-2017
Mathematics

contestada

If the ratio of the radii of two spheres is 2:3, the ratio of their surface areas will be 8:27.

Respuesta :

mreijepatmat mreijepatmat

05-05-2017

The ratio of 2 similar areas is the square of the ratio of their RADIUS or (sides)
R²=(2/3)² = 4/9 This should be the answer

Whereas R³ = (2/3)³ = 8/27 is the ratio of their volume & not area

Answer Link

Otras preguntas

Solve the system using substitution. h = 6g – 4 h = –2g + 28 A. (6, 32) B. (–4, –28) C. (8, 44) D. (4, 20)

AC and BD are perpendicular bisectors of each other.Find the perimeter of ABC

What is the coefficient of determination for this data set? 0.02 0.91 0.95 5.1 Thank you (´• ω •`) ♡

the main reason for the cut in oil production by opec was its goal of maximizing oil profits through

what is the answer to this ?

When two of the three variables are known the wave equation can be used to determine what

Find the equation of a line that is parallel to y = 5x + 7 and passes through (4, 3) A) y = 5x + 3B) y = 5x - 17 C) y = 5x + 17 D) y = 15x - 17 show work

In a flashback, the author has to

Compare and contrast the Industrial Revolution of the 1800’s with the Technology Revolution of late 1900’s and 2000’s. What are the similarities and what are th

Simplify 3x−7+2x . . . . .