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Inradius of Decagon given Diagonal across Two Sides Formula

GoInradius of Decagon Formula

GoInradius of Decagon given Diagonal across Five Sides Formula

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Inradius of Decagon is the length of the straight line from the center to any point on the incircle of the Decagon. Check FAQs

r i = \frac{\sqrt{5 + (2 \cdot \sqrt{5})}}{2} \cdot \frac{2 \cdot d 2}{\sqrt{10 + (2 \cdot \sqrt{5})}}

r_i - Inradius of Decagon?d₂ - Diagonal across Two Sides of Decagon?

Inradius of Decagon given Diagonal across Two Sides Example

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Here is how the Inradius of Decagon given Diagonal across Two Sides equation looks like with Values.

Here is how the Inradius of Decagon given Diagonal across Two Sides equation looks like with Units.

Here is how the Inradius of Decagon given Diagonal across Two Sides equation looks like.

15.3713 = \frac{\sqrt{5 + (2 \cdot \sqrt{5})}}{2} \cdot \frac{2 \cdot 19}{\sqrt{10 + (2 \cdot \sqrt{5})}}

15.3713m = \frac{\sqrt{5 + (2 \cdot \sqrt{5})}}{2} \cdot \frac{2 \cdot 19m}{\sqrt{10 + (2 \cdot \sqrt{5})}}

15.3713 = \frac{\sqrt{5 + (2 \cdot \sqrt{5})}}{2} \cdot \frac{2 \cdot 19}{\sqrt{10 + (2 \cdot \sqrt{5})}}

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Inradius of Decagon given Diagonal across Two Sides Solution

Follow our step by step solution on how to calculate Inradius of Decagon given Diagonal across Two Sides?

FIRST Step Consider the formula

r i = \frac{\sqrt{5 + (2 \cdot \sqrt{5})}}{2} \cdot \frac{2 \cdot d 2}{\sqrt{10 + (2 \cdot \sqrt{5})}}

Next Step Substitute values of Variables

∴

r i = \frac{\sqrt{5 + (2 \cdot \sqrt{5})}}{2} \cdot \frac{2 \cdot 19m}{\sqrt{10 + (2 \cdot \sqrt{5})}}

Next Step Prepare to Evaluate

∴

r i = \frac{\sqrt{5 + (2 \cdot \sqrt{5})}}{2} \cdot \frac{2 \cdot 19}{\sqrt{10 + (2 \cdot \sqrt{5})}}

Next Step Evaluate

∴

r i = 15.371322893124m

LAST Step Rounding Answer

∴

r i = 15.3713m

Inradius of Decagon given Diagonal across Two Sides Formula Elements

Variables

Functions

Inradius of Decagon

Inradius of Decagon is the length of the straight line from the center to any point on the incircle of the Decagon.

Symbol: r_i

Measurement: LengthUnit: m

Note: Value should be greater than 0.

Formulas to find Inradius of Decagon

Diagonal across Two Sides of Decagon

Diagonal across Two Sides of Decagon is a straight line joining two non-adjacent sides which is across two sides of the Decagon.

Symbol: d₂

Measurement: LengthUnit: m

Note: Value should be greater than 0.

Formulas to find Diagonal across Two Sides of Decagon

sqrt

A square root function is a function that takes a non-negative number as an input and returns the square root of the given input number.

Syntax: sqrt(Number)

Other Formulas to find Inradius of Decagon

Go Inradius of Decagon

r i = \frac{\sqrt{5 + (2 \cdot \sqrt{5})}}{2} \cdot S

Go Inradius of Decagon given Diagonal across Five Sides

r i = \frac{\sqrt{5 + (2 \cdot \sqrt{5})}}{2} \cdot \frac{d 5}{1 + \sqrt{5}}

Go Inradius of Decagon given Diagonal across Four Sides

r i = \frac{d 4}{2}

Go Inradius of Decagon given Diagonal across Three Sides

r i = \frac{\sqrt{5 + (2 \cdot \sqrt{5})}}{2} \cdot \frac{2 \cdot d 3}{\sqrt{14 + (6 \cdot \sqrt{5})}}

How to Evaluate Inradius of Decagon given Diagonal across Two Sides?

Inradius of Decagon given Diagonal across Two Sides evaluator uses Inradius of Decagon = sqrt(5+(2*sqrt(5)))/2*(2*Diagonal across Two Sides of Decagon)/sqrt(10+(2*sqrt(5))) to evaluate the Inradius of Decagon, The Inradius of Decagon given Diagonal across Two Sides formula is defined as the length of the straight line from the center to any point on the incircle of the Decagon, calculated using diagonal across two sides. Inradius of Decagon is denoted by r_i symbol.

How to evaluate Inradius of Decagon given Diagonal across Two Sides using this online evaluator? To use this online evaluator for Inradius of Decagon given Diagonal across Two Sides, enter Diagonal across Two Sides of Decagon (d₂) and hit the calculate button.

FAQs on Inradius of Decagon given Diagonal across Two Sides

What is the formula to find Inradius of Decagon given Diagonal across Two Sides?

The formula of Inradius of Decagon given Diagonal across Two Sides is expressed as Inradius of Decagon = sqrt(5+(2*sqrt(5)))/2*(2*Diagonal across Two Sides of Decagon)/sqrt(10+(2*sqrt(5))). Here is an example- 15.37132 = sqrt(5+(2*sqrt(5)))/2*(2*19)/sqrt(10+(2*sqrt(5))).

How to calculate Inradius of Decagon given Diagonal across Two Sides?

With Diagonal across Two Sides of Decagon (d₂) we can find Inradius of Decagon given Diagonal across Two Sides using the formula - Inradius of Decagon = sqrt(5+(2*sqrt(5)))/2*(2*Diagonal across Two Sides of Decagon)/sqrt(10+(2*sqrt(5))). This formula also uses Square Root (sqrt) function(s).

What are the other ways to Calculate Inradius of Decagon?

Here are the different ways to Calculate Inradius of Decagon-

Inradius of Decagon=sqrt(5+(2*sqrt(5)))/2*Side of Decagon
Inradius of Decagon=sqrt(5+(2*sqrt(5)))/2*Diagonal across Five Sides of Decagon/(1+sqrt(5))
Inradius of Decagon=Diagonal across Four Sides of Decagon/2

Can the Inradius of Decagon given Diagonal across Two Sides be negative?

No, the Inradius of Decagon given Diagonal across Two Sides, measured in Length cannot be negative.

Which unit is used to measure Inradius of Decagon given Diagonal across Two Sides?

Inradius of Decagon given Diagonal across Two Sides is usually measured using the Meter[m] for Length. Millimeter[m], Kilometer[m], Decimeter[m] are the few other units in which Inradius of Decagon given Diagonal across Two Sides can be measured.

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