27-12-2016
Mathematics

contestada

What is the value of side "a" in the triangle shown below?

(sqrt) 10
(sqrt) 5
7
5
3

What is the value of side a in the triangle shown below sqrt 10 sqrt 5 7 5 3 class=

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Аноним Аноним

27-12-2016

I hope this helps you

it's right angle

30-60-90

30 k

60 k square root of 3

90 2k

2k=10

k=5

a=5

Answer Link

nobillionaireNobley nobillionaireNobley

30-12-2016

sin 30 = a/10
a = 10 sin 30 = 10(1/2) = 5

Therefore, a = 5.

Answer Link

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