...think of the sides as 6k, 4k and 3k respectively. These add up to 52

**cm**. 6k + 4k + 3k = 52 13k = 52 k = 4 The sides are therefore: 6k...7 Answers · Science & Mathematics · 15/04/2021

...4/3(pi)(r^3) + pi*r^2*h .....(1) Find h when the radius is 3

**cm**. Given v= 81π**cm**3 and r = 3**cm**. 81π = (4/3)π(3^3)+π(3^2)h, h = 15...1 Answers · Science & Mathematics · 04/04/2021

A: surface area (

**cm**²) D: diameter (**cm**) t: time (min) A = πD² dA/dt = d(πD)² ...1 Answers · Science & Mathematics · 24/03/2021

...2) * pi * (72 + 36) => (1/2) * 108 * pi => 54 * pi That's in square

**cm**2 Answers · Science & Mathematics · 14/04/2021

1. ℓw = 36 ℓ = 36/w 2. The length is inversely proportional to width. As the width reduces, the length increases so that their product is always 36. Similarly as the width increases , the length reduces so that...

2 Answers · Science & Mathematics · 05/04/2021