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v ∝

**hb²**v = khb², where k = constant of proportionality 288 = k(6)(12)² k = (1/3) So, v = (1/3)**hb²**Now, when h = 3 and b = 10, v = (1/3)(3)(10)² = 1001 Answers · Science & Mathematics · 01/12/2009

... is right Thus Pythagore says : OH² +

**HB²**= OB² or R² +**HB²**= (R + h)² = R²...1 Answers · Science & Mathematics · 20/02/2008

...triangle is right at the point H. You can write: x² =

**HB²**+ HC² → where: HB = HA + AB x² = [HA...3 Answers · Science & Mathematics · 04/11/2014

...rectangle. Area of ||gram = 1/2(xh) + yh + 1/2(xh) = xh + yh = h(x+y) = hb1 =

**hb2**, since b1 = b2 = x+y Now, if we flip the triangle on the right over, so...2 Answers · Science & Mathematics · 12/02/2008

...3/6 ==> AB² = 3c²/36 = c²/12 HB = c√3/2 ==>

**HB²**= 3c²/4 AH = ? Pythagoras again**HB²**= AB²...1 Answers · Science & Mathematics · 09/05/2012

A= 1/2 h(b1 + b2) 2A = h(b1 + b2) 2A = hb1 +

**hb2**2A -**hb2**= hb1 ..........2A -**hb2**b1 = ----------------- answer// ..............h5 Answers · Science & Mathematics · 10/05/2012

Expand A=1/2hb1+1/2hb2 Subtract 1/2hb1 1/2hb2=A-1/2hb1 Multiply by 2

**hb2**=2A-hb1 divide by h b2=2A/h-b13 Answers · Science & Mathematics · 30/08/2008

Presentation !! A = (1/2) * h[b1 + b2] clear the denominator...multiply by 2 2A = h(b1 + b2) distribute... 2A = hb1 +

**hb2**hb1 = 2A -**hb2**b1 = (2A -**hb2**)/h archimedes3 Answers · Science & Mathematics · 09/01/2014

...base with height of h and base of b. So its volume is V =

**hb²**. From the question h + 4b = 108 So h = 108-4b Sub this back...2 Answers · Science & Mathematics · 25/11/2007

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