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

PLEASE HELP!! In a Spanish magazine you see an interview about one of the smash hits of the tv tu y yo the reporter (reporters) ask several of the actors about

Pythagorean theorem calc: find c, a=12.96148, b=11

Three boxes of cereal weigh 379.4 grams, 424.25 grams and 379.37 grams.What is the difference between the lightest and the heaviest box? (A) 44.15 grams (B) 4

Which of the following best describes the messages the man in this photograph seems to be conveying by his nonverbal communication?

Original Price:$55Sale Price: $46.75Percent of Discount???

Carbon-14 dating assumes that the carbon dioxide on earth today has the same radioactive content as it did centuries ago. if this is true, the amount of 14c abs

When the porters fight, they dive into their problems and talk about them at length. their fights are sprinkled with remarks such as "i see your point" and "tha

Is this snow or water

Why would you use a model instead of an actual object?

Please i need this!!!!! The answer correct please