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Finger [1]
3 years ago
12

May you help me and explain to me please.

Mathematics
2 answers:
Rudiy273 years ago
3 0

Answer:

30

Step-by-step explanation:

TAN (R) = SR / ST

TAN (R) = 2/ 2sqr3

CONVERT OF TAN ^-1 (2 / 2sqr3) = 30

Anarel [89]3 years ago
3 0
Idk how to explain but the answer is 30
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a certain forest covers an area of 4800km squared. if each year the area decreased by 6.75%what will be the area after 11 years
Sunny_sXe [5.5K]

<u>Answer-</u>

The area after 11 years will be 2225.28 km²

<u>Solution-</u>

This can be represented as exponential decreasing function,

y=a(1 - r)^t

Where,

  • a = starting amount
  • r = rate
  • t = years

Putting the values,

y=4800(1-0.0675)^{11}

\ =4800(0.9325)^{11}

\ =4800\times 0.4636

\ =2225.28

Therefore, at this rate the area of the forest after 11 years will be 2225.28 km².

5 0
3 years ago
What is the perimeter of the triangle shown on the coordinate plane, to the nearest tenth of a unit?
Fudgin [204]
The correct answer is 21.6
I just took this quiz and I hope this helps you out.
5 0
3 years ago
Question 5 (2 points) <br> Find x, y, and z.
Verizon [17]

Answer:

Its actually really easy.

Y is = to 76 degree (Vertically Opposite Angle)

The same way x = z (Vertically Opposite Angles)

So as y = 76 and given angle also 76 we'll add them. You should get 152. Now we know x = z. And we also know angles around a point add up to 360. So 360 - 152 gives 208. Since there are two angles we'll divided them by 2. So you now have 104

Given angle : 76

Y : 76

X : 104

Z : 104

8 0
4 years ago
Read 2 more answers
Harry's health club cost $19 per month plus a $80 membership fee. Fiona's Fitness cost $35 per month. After how many months will
Airida [17]

Answer:

5 months

Step-by-step explanation:

Let the number of months be "x"

Lets find equation for both Harry's and Fiona's scheme.

<u>Harry:</u>

80 fixed cost

19 per month

So that would be 80 + 19x

<u>Fiona:</u>

no fixed cost, only 35 per month

So that would be 35x

Now we equate both since we want cost to be same and find x, number of months at which this will occurs. Shown below:

80+19x=35x\\80=35x-19x\\80=16x\\x=\frac{80}{16}\\x=5

Thus, after 5 months, cost will be same.

8 0
4 years ago
my dad is 40 miles away at work...if he leaves work at 6:24pm...and travels at an average of 43 miles per hour...what time is he
ExtremeBDS [4]
If his speed is 43 mph, then it takes him 40/43 of an hour to go 40 miles.

An hour = 60 minutes.

40/43 of 60 minutes = 55.8 minutes. He gets home 55.8 minutes after 6:24 PM.
3 0
4 years ago
Read 2 more answers
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