7. In right triangle BCD, BD12, mLC 90, andmLDBC47. Find DC to the nearest tenth47

1 answer:

4 0

This is using sine law

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marin [14]

Answer:

x = 72

Step-by-step explanation:

These angles are complementary so they add up to 90:

x + 18 = 90

x = 90 - 18

x = 72

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3 years ago

Vera_Pavlovna [14]

Step-by-step explanation:

This has a U like shape so it a parabola.

Parabola correlate with quadratic functions

$y = {ax}^{2} + bx + c$

Since it Going down, the answer is C -x^2.

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2 years ago

In-s [12.5K]

The answer to this question is y = –3x^2, just had this on e2020 :)

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3 years ago

olganol [36]

Answer:

Step-by-step explanation:

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2 years ago

allsm [11]

I think the answer is 4

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2 years ago