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nataly862011 [7]
2 years ago
12

Please help, thank you guys

Mathematics
1 answer:
DiKsa [7]2 years ago
6 0

Step-by-step explanation:

1) 165⁰

2) 180⁰

Note:FOR initial temperature check the temperature at t=0

I hope it helped you

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PLEASE HELP I HAVE 5 MIN TO TURN THIS IN!!!!
LUCKY_DIMON [66]

Answer:

  • 3- False,
  • 4- True

Step-by-step explanation:

<h3>Garden A</h3>

<u>Rectangle with sides</u>

  • Width ⇒ 2x - 3 feet
  • Length ⇒ 5(2x - 3) = 10x - 15

<u>Perimeter is</u>

  • 2(w + l) = 2( 2x - 3 + 10x - 15) = 24x - 36
<h3>Garden B</h3>

<u>Triangle with sides</u>

  • 5x + 5, 4x + 2, 8x - 8

<u>Perimeter is</u>

  • 5x + 5 + 4x + 2 + 8x - 8 = 17x - 1
<h3>Statement 3</h3>

<u>The difference in perimeters is the difference is fencing:</u>

  • 24x - 36 - (17x - 1) = 24x - 17x - 36 + 1 = 7x - 35

Since it is different from 7x - 37 the statement is FALSE

<h3>Statement 4</h3>

Garden A is surrounded by a path of 2.5 ft wide

It will have the perimeter added by 2.5*2*4 = 20 ft as each side is extended by 2*2.5 ft = 5ft

<u>So the perimeter is going to be:</u>

  • 24x - 36 + 20 =
  • 24x - 16

This statement is TRUE

7 0
3 years ago
two girls went shopping and spent $334. one girls spent $16 more thent the other girl did. how much did each spend
Taya2010 [7]

I will try my best to assist you with your question ,

First we must divide the amount by 2

334/2 = 167

Now we add 16

167 + 16=183

So, the girl spent $183

Wow, she is spoiled!

Hope I helped!

Good Luck!

3 0
3 years ago
Write an equation of the line in slope-intercept form. (0,2)(3,3)​
aivan3 [116]

Answer:

Slope = 1/3

Step-by-step explanation:

Hope this helps.

6 0
3 years ago
Read 2 more answers
A colony of 100,000 ants has been declining in number at a rate of 11.4% per month. If allowed to decline uninhibited, how long
den301095 [7]
Im sorry i need the point but I’ll calculated later once I’m done
5 0
3 years ago
Read 2 more answers
Find the inverse function of <br><img src="https://tex.z-dn.net/?f=f%28x%29%20%3D%209%20%2B%20%20%5Csqrt%7B4x%20-%204%7D%20" id=
Vedmedyk [2.9K]

Answer:

\displaystyle   {f}^{ - 1}(x) =  \frac{1}{4} (x  - 18x + 85)

Step-by-step explanation:

we would like to find the inverse of the following function:

\displaystyle f(x) = 9 +  \sqrt{4x - 4}

to do so substitute y for f(x):

\displaystyle y= 9 +  \sqrt{4x - 4}

interchange variables:

\displaystyle x= 9 +  \sqrt{4y - 4}

cancel 9 from both sides:

\displaystyle  \sqrt{4y - 4}   = x - 9

square both sides:

\displaystyle  4y - 4= x  - 18x + 81

add 4 in both sides:

\displaystyle  4y = x  - 18x + 85

divide both sides by 4:

\displaystyle  y =  \frac{1}{4} (x  - 18x + 85)

substitute back:

\displaystyle   {f}^{ - 1}(x) =  \frac{1}{4} (x  - 18x + 85)

and we're done!

7 0
3 years ago
Read 2 more answers
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