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james22000
22.06.2019 •
Mathematics
Simplify. 8x / 2 / 8x/ 7+ x (a.) 7 + x / 2 (b.) 2 / 7 + x (c.) 64x^2 / 14 + 2x (d.) 14 + 2x / 64x^2
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Ответ:
the answer is c. hope this !
step-by-step explanation:
Ответ:
Ответ:
As for the angles of both triangles; they're the same. The sides are 1:2.
I'm giving you formulas that are labeled: side a shortest
" b mid length
" c hypotenuse
angle α(alpha) opposite side a
" β(beta) " " b
" γ(gamma) " " c
A major formula for rt triangles is: a^2+b^2=c^2.
*Another is: a/sinα=b/sinβ=c/sinγ.
Remember α+β+γ=180°.
As for sides a&b use the above formula. As for <ACB; the angle is γ which is a rt <.
Given: tan<x=5/2+1/2=6/2=3atan=71.565°=β. So α=18.44°. γ= rt angle.
To get the sides use the formulas at