3 years ago

What is the x-coordinate of point B? A -1 B - 4 С 1 D 4

2 answers:

5 0

The x-coordinate would be -4 which would be answer choice B. This is the reason bc when you look at a graph it goes from x to y same as the alphabet

arsen [322]3 years ago

3 0

Answer:

it should be -4 bc the point B goes right above the -4

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What is the question?

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4 years ago

el angulo de depresion de un barco desde un acantilado es de 54° y si se acerca 150m a la costa es de 72° ¿cual es la altura del

elena-s [515]

Answer:

Step-by-step explanation:

the angle of depression of a boat from a cliff is 54 ° and if it approaches 150m to the coast it is 72 ° what is the height of the cliff?

Check attachment for drawing

Using trigonometry on triangle ABC

tan x = opposite / adjacent

tan72 = h / 150

h = 150 × tan 72

h = 461.65 m

Verifique el archivo adjunto para dibujar

Usando trigonometría en el triángulo ABC

tan x = opuesto / adyacente

tan72 = h / 150

h = 150 × tan 72

h = 461.65 m

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3 years ago

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Scores on an exam are normally distributed with a mean of 76 and a standard deviation of 10. In a group of 230 tests, how many s

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Z score = 66 - 76
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10

from the tables of normal distribution this corresponds to 0.34-3 of the area under the normal curve
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Answer:

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Step-by-step explanation:

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