Question
The lengths of the three sides of a triangle are $3.8 \mathrm{cm}, 5.2 \mathrm{cm},$ and $8.4 \mathrm{cm} .$ Find the perimeter of the triangle.
Step 1
Let's denote them as $s_1 = 3.8 \, \text{cm}$, $s_2 = 5.2 \, \text{cm}$, and $s_3 = 8.4 \, \text{cm}$. Show more…
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