An equilateral triangle has three 60 degree angles.
The altitude divides it into two 30 60 90 triangles.
The altitude is the "middle side" of such a triangle.
When that is the case, the middle side divided by the square root of 3 = the short side and multiplied by (2/sq root (3)) equals the hypotenuse.
The hypotenuse is the side of the equilateral triangle.
So, 6 * 2 / (sq root of 3) =
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6.9282032303
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Source:
http://www.1728.org/trig2.htm
Answer:
16
Step-by-step explanation:
16
Answer:
112 in^2
Step-by-step explanation:
10 x 10 = 100
4 x 6 / 2 = 12
112 inches squared
Answer:
D
Step-by-step explanation:
BecASUE D IS THE NEXT IN THE PATTERN.
Answer:
Use inverse cos to solve for x.
hope this helps
