In an equilateral triangle of side 3 root 5,Find the length of the altitude
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Answered by
1
Answer:
45÷2 or 22.5
Explanation:
the altitude of an equilateral triangle bisects the side on which it is drawn
therefore the length of half part of the side is 3√5÷2
in one the right angled triangle use Pythagoras theorem
altitude = 3√5^2-3√5 ÷ 2 ^2
=45-45÷2
=90-45÷2
=45÷2 or 22.5
Answered by
1
Answer:9√15÷4
Explanation:
Altitude divides base so bya pythagoras theorem we get altitude=9√15÷4
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