Answer:
in this traingle side gh=side hg and angle j is equal to angle k therefore by SAS test the GK siperpendivular to HJ
area of the opening 14.93 sq. inch.
From this statement "the area of the opening may be expressed as the function: a(θ) = 16 sin θ ⋅ (cos θ + 1).
if θ = 30°
We can substitute 30° in the expression a(θ) = 16 sin θ ⋅ (cos θ + 1) to get the area of the opening.
The area of the opening = 16 sin 30 ⋅ (cos 30 + 1)
= 16x0.5 (0.866 + 1)
= 8(1.866)
= 14.93 sq. inch.
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Answer:
uhh is there suppose to be more to the question??
You have to multiply 14,492 x 5,826 which equals 84,430,392