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mrs_skeptik [129]

3 years ago

5

Common denominator of 2/5 and 1/10

2 answers:

Vika [28.1K]3 years ago

8 0

Answer:

Okay, we have two different fractions that have a different denomiantor (denominator is the second number or the one on the bottom of each fraction or ratio!) so you need to multiply to get the common one so 5 x 10 equals 50 right so now this would be 2/50 and 1/50!
Hope I helped! :D

olga2289 [7]3 years ago

3 0

The common denominator of 2/5 and 1/10 is 10

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2 years ago

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iren2701 [21]

Given : Diameter of the right circular cone ==> 8 cm

It means : The Radius of the right circular cone is 4 cm (as Radius is half of the Diameter)

Given : Volume of the right circular cone ==> 48π cm³

We know that :

$\bigstar \ \ \boxed{\textsf{Volume of a right circular cone is given by : $\pi r^2\dfrac{h}{3}$}}$

where : r is the radius of the circular cross-section.

h is the height of the right circular cone.

Substituting the respective values in the formula, we get :

$\mathsf{\implies \pi \times (4)^2 \times \dfrac{h}{3} = 48\pi}$

$\mathsf{\implies 16 \times \dfrac{h}{3} = 48}$

$\mathsf{\implies \dfrac{h}{3} = 3}$

$\implies \boxed{\mathsf{h= 9 \ cm}}$

<u>Answer</u> : Height of the given right circular cone is 9 cm

8 0

2 years ago