Given the measures of the sides of the triangle , identify which measures are in the ratio 3 : 4 : 5

12 : 16 : 20

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21 : 28 : 35

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Both A and B

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None

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Solution

The correct option is C Both A and B
As A) 12 : 16 : 20
$4 \times 3 : 4 \times 4 : 4 \times 5$
$= 4 (3 : 4 : 5)$
B) 21 : 28 : 35
$7 \times 3 : 7 \times 4 : 7 \times 5$
$= 7 (3 : 4 : 5)$
Both are in the ratio 3 : 4 : 5
Therefore, C is the correct answer.

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Similar questions

The sides of a triangle are in the ratio 3:4:5. If the shortest side measures 9 cm, what is the perimeter of the triangle ?

\begin{matrix} T r i a n g l e & G i v e n m e a s u r e m e n t s 4. & Δ L M N & m ∠ L = 60^{\circ} & m ∠ N = 120^{\circ} & L M = 5 c m \end{matrix}

\begin{matrix} T r i a n g l e & G i v e n m e a s u r e m e n t s 7. & Δ X Y Z & X Y = 3 c m & Y Z = 4 c m & X Z = 5 c m \end{matrix}

P Q R

22 c m

2 : 4 : 5

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