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Solve for x. 6 -10 7 -9
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12 votes
Solve for x.
6
-10
7
-9

Solve for x. 6 -10 7 -9-example-1
User JVApen
by
3.5k points

1 Answer

4 votes

Answer:

x=7

Explanation:

The triangle is right angled meaning that one of the angles is 90⁰.

90+30+(9x-3)=180 (Angle sum property of a triangle)

120+9x-3=180

9x-3=180-120

9x-3=60

9x=60+3

x=63/9

x=7

The angle will be (9×7)-3=60⁰

User Chrsan
by
3.1k points
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