michaeldcosta2009 michaeldcosta2009

08-05-2022
Mathematics

contestada

An equilateral triangle with side length 11 cm is shown in the diagram, work out the height of the triangle.
Give your answer rounded to 1 DP.
30 points if answered!

An equilateral triangle with side length 11 cm is shown in the diagram work out the height of the triangle Give your answer rounded to 1 DP 30 points if answere class=

Respuesta :

devishri1977 devishri1977

08-05-2022

Answer:

9.53 cm

Step-by-step explanation:

Height of equilateral triangle.

a = 11 cm

[tex]\boxed{\text{height of equilateral triangle = $\dfrac{\sqrt{3}}{2}*a$}}[/tex]

[tex]\sf =\dfrac{\sqrt{3}*11}{2}\\\\ = \dfrac{1.732*11}{2}\\\\ = 9.53 \ cm[/tex]

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