Math Is Fun Forum

  Discussion about math, puzzles, games and fun.   Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ -¹ ² ³ °

You are not logged in.

#1 Re: Help Me ! » geometry problems » 2015-07-10 11:58:16

The correct answer for (3) was actually 20/3.

#2 Re: Help Me ! » frustrum and cone » 2015-07-01 07:59:12

I also got 774pi for number 1.

value of x: 12
volume of frustrum: 444pi
curved surface area of frustrum: 105pi
top area of frustrum: 81pi
bottom area of frustrum: 144pi

Board footer

Powered by FluxBB