It is: (65+65)*4 = 520
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∙ 6y ago4 times 65 = 260
4 doubled is 8.
the area is increased by 4 times
52, to find out divide 65 by 5 then times the answer by 4
65 times.
It is: 4*11*554*65 = 1,584,440
If the radius of a sphere is doubled, the surface area increases by (2)2 = 4 times, and the volume increases by (2)3 = 8 times.
If the radius and height of a cylinder are both doubled, then its surface area becomes 4 times what it was originally, and its volume becomes 8 times as much.
The area of the circle will be 4 times greater
5 can go into both. It goes into 20 4 times and 65 13 times
40 percent as a decimal equals .4 so multiply .4 times 65 to get what 40% of 65 is. 0.4 * 65 = 26.
no. 4*7 is 28. 3*7 doubled is 62. Sorry