trangle PQR is an equilateral triangle having length of side as 10 cm find the height of triangle PQR
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Answer:
The height of the triangle is 5\sqrt3\ cm5
3
cm .
Step-by-step explanation:
Given : Each side of an equilateral triangle is 10 cm.
To find : The height of the triangle ?
Solution :
The height of the equilateral triangle is given by,
h=\frac{\sqrt3}{2}ah=
2
3
a
Where, a is the side length a=10 cm
Substitute in the formula,
h=\frac{\sqrt3}{2}\times 10h=
2
3
×10
h=5\sqrt3\ cmh=5
3
cm
Therefore, the height of the triangle is 5\sqrt3\ cm5
3cm .
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