3 years ago

PLEASE HELP ME!! I NEED HELP WITH THIS

Mathematics

1 answer:

Gala2k [10]3 years ago

3 0

Answer: It is answer C.

Step-by-step explanation: Because of the location and angle of the line, it intersects at 9 on the y axis and 1 on the x, therefore giving you 9 over 1

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Use the quadratic model y = −4x2 − 3x + 4 to predict y if x equals 5.

REY [17]

Answer:

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3 years ago

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Find the angle of depression from the top of a lighthouse, 260 feet above water to a ship that's 270 feet offshore?

expeople1 [14]

Answer: OPTION C.

Step-by-step explanation:

Observe the triangle ABC attached.

Notice that the angle of depression is represented with $\alpha$ .

Knowing that the top of a lighthouse is 260 feet above water and the ship is 270 feet offshore, you can find the value of $\alpha$ by using arctangent:

$\alpha= arctan(\frac{opposite}{adjacent})$