Vetgirl02
Vetgirl02 Vetgirl02
  • 02-03-2017
  • Mathematics
contestada

What happens to the area of the circle when it's radius is doubled?
12.57÷3.14
radius= 4cm

Respuesta :

maxday
maxday maxday
  • 04-03-2017
Area of circle = pi x radius squared where pi = 3.1416 radius = diameter/2 = 4/2 = 2 ins Area = 3.1416 x 2 x 2 sq.ins. = 12.5664 sq in.
Answer Link

Otras preguntas

Write the slope-intercept form of the equation of the line through the given point with the given slope. through: (2,-2), slope = -5/6
1.07 x 104 -3.38 × 10³
you spent $25 at the store. you bought a book for $8.50 and pencils for $.25 each. how many pencils did you buy?
b) An earthed conductor was brought near the charged student. A spark jumped between the conductor and the student. The potential difference between the conduct
There are two temples, one on each bank of a river, just opposite to each other. One is 54m high. From the top of this temple angle of depression of the top and
100° 100⁰ X = ??????
why does bread dough is needed to be left for hours or a day before baking?​
What is this phrase in English? "Mi madre es muy inteligente."
From earth why dose the sun look so much larger than other stars ? Is the sun actually larger than the stars outside our solar system ? Explain your ideals belo
A car starts from rest and travels for 4.0s with a uniform acceleration of + 1.3m/s^2. The driver then applies the brakes, causing a uniform acceleration of - 1