Answer:
2
Step-by-step explanation:
By applying Cathetus theorem, the value of x is equal to 10 units.
<h3>How to determine the value of x?</h3>
In order to determine the value of x, we would apply Cathetus theorem (leg rule), which states that each leg of a right-angled triangle is the geometric mean that's directly proportional between the hypotenuse and the part of the hypotenuse that's directly below the leg.
In this context, we have:
x² = m × a
x² = (21 + 4) × 4
x² = 25 × 4
x² = 100
x = √100
x = 10 units.
Read more on Cathetus theorem here: brainly.com/question/11357448
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Answer:
A. 
Step-by-step explanation:
![\dfrac{\sqrt[3]{6}}{\sqrt[4]{6}} = 6^{\frac{1}{3} - \frac{1}{4}} = 6^{\frac{4}{12} - \frac{3}{12}} = 6^{\frac{1}{12}}](https://tex.z-dn.net/?f=%5Cdfrac%7B%5Csqrt%5B3%5D%7B6%7D%7D%7B%5Csqrt%5B4%5D%7B6%7D%7D%20%3D%206%5E%7B%5Cfrac%7B1%7D%7B3%7D%20-%20%5Cfrac%7B1%7D%7B4%7D%7D%20%3D%206%5E%7B%5Cfrac%7B4%7D%7B12%7D%20-%20%5Cfrac%7B3%7D%7B12%7D%7D%20%3D%206%5E%7B%5Cfrac%7B1%7D%7B12%7D%7D)
Answer: A. 
Answer:
<h2>6.8</h2>
Step-by-step explanation:
6.8
<h2>48</h2><h2 />
7.4
<h2>28</h2><h2 />
8.3
<h2>24</h2><h2 />
6.7
<h2>42</h2>
Answer:
Sales Tax is $1
Total Price is $21
Step-by-step explanation:
The subtotal of the shirt is $20.
Find the 5% tax.
20 * .05 = 1
The sales tax is $1.
This means that the total price is $21.
Subtotal + Tax = Price
$20 + $1 = $21
Hope this helps.