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3 years ago

7

Please help ASAP what’s the abs for alll 3 of them

1 answer:

ad-work [718]3 years ago

6 0

Don’t open the file it takes your information

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The side of an Equileteral triangle is 12cm. What is its Area?

elena55 [62]

Answer:

A = 62.35 cm²

Step-by-step explanation:

Use the area formula A = $\frac{\sqrt{3}a^2}{4}$ , where a is the side length.

Plug in the values:

A = $\frac{\sqrt{3}(12^2)}{4}$

A = $\frac{\sqrt{3}(144)}{4}$

A = 62.35 cm²

3 0

3 years ago

The function f(x) varies inversely with x and f(x)= -10 when x = 5

wlad13 [49]

F(x)<span>= -10
</span>f(5)=-10
f=-10 divided by 5
f=-2

7 0

3 years ago

What is the explicit formula for this sequence? 2,10,50,250,1250<br>

Valentin [98]

Answer:

$a_n = 2(5)^{n-1}$

Step-by-step explanation:

Explicit Geometric Formula: $a_n = a_1r^{n-1}$

a₁ is 1st term

<em>r</em> is common ratio

<em>n</em> is term number

Step 1: Find common ratio <em>r</em>

r = 10/2 = 5

Step 2: Plug variables into formula

$a_n = 2(5)^{n-1}$

4 0

3 years ago

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Find the cost of tiling a rectangular plot of land 300m long and 150m wide at the rate of $6 per hundred square m

Ugo [173]

Answer:

hope this helps you.................

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2 years ago

you can perform 10 push ups in 25 seconds. write an equation that represents the relationship between time x and the number of p

vagabundo [1.1K]

Answer:

Step-by-step explanation:

(10 pushups)/(25 sec) = (⅖ pushup)/sec

Or,

(25 sec)/(10 pushups) = (2.5 sec)/pushup

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2 years ago