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ki77a [65]
3 years ago
5

In triangle XYZ, shown above, what is the value of cos(X)?

Mathematics
1 answer:
adell [148]3 years ago
8 0

Answer:

A

Step-by-step explanation:

Sine we can figure out side XY by using Pythagorean Theorem (A^2+B^2=C^2) and find that XY= 5, We can use Soh Cah Toa (The ways I remember to use value charts) and we know that Cosine uses Adjacent over Hypotenuse in which therefore the answer would be 5/13

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How many days will it take Yertle the Turtle to climb out of the bottom of a 15-feet deep well if he climbs up 2 1/2 feet each d
sergiy2304 [10]

Answer:

It will take him 7 ½ days.

Step-by-step explanation:

He goes up 2 ½ but falls back down ½ so you take the two and do 15/2 and get 7.5 which is 7 ½ days.

4 0
3 years ago
What is the equation for the line?<br><br><br><br> Enter your answer in the box.
laila [671]
(0,0),(2,16)
slope = (16 - 0) / (2 - 0) = 16/2 = 8

y = mx + b
slope(m) = 8
and since the line goes thru the origin, the y int is 0

in y = mx + b form, the slope is in the m position and the y int is n the b position....so ur equation is :
y = 8x + 0 which can be written as y = 8x <==
5 0
3 years ago
Read 2 more answers
Suppose that a population parameter is 0.3, and many samples are taken from the population. As the size of each sample increases
11111nata11111 [884]

Answer: C. 0.3

Step-by-step explanation:

8 0
3 years ago
Find the area of the figure please
Eva8 [605]

Answer:

16m

Step-by-step explanation:

Separate the rectangle from the triangle. The area of the rectange is <u>10m</u>. We know this because <em>l x w</em> (2m x 5m).

Now for the triangle;

The area of a triangle is <em>b x h / 2. </em>We take the full height of the figure and subtract 5 from it giving us 3 which is our height for the triangle. We then see that 2m is on the bottom and we add that 2m to the two separate 1m giving us 4m in total.

Now that we have the base and height of the triangle we plug in giving us 6m. Finally we add both the areas; 10m + 6m = <u>16m</u>.

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3 years ago
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Shu Yi can't resist a sale. She recently bought a dress for $93 after it had been discounted 25%. She also purchased shoes that
klemol [59]
Dress: 93$ at 100-25%=75%
-> divide the marked down cost by the percentage to get the cost of a single percent and then multiply it with the markdown again to get the saved cost
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119/85*15=119/17*3=7*3=21

add both savings together for the full sum: 31+21=52$
8 0
3 years ago
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