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Vedmedyk [2.9K]
3 years ago
8

A rectangle was altered by increasing its length by 10 percent and decreasing its width by p percent. If these alterations decre

ased the area of the rectangle by 12 percent, what is the value of p?
SAT
1 answer:
valina [46]3 years ago
3 0

Answer:

P=20

Explanation:

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The image produced by an object is –10. 0 cm from a concave mirror that has a focal length of 5. 0 cm. The distance of the objec
Anon25 [30]

The distance of the object from the mirror is 3cm.

To calculate the distance of the object from the mirror, we make use of the mirror formula

<h3>Mirror formula</h3>
  • 1/f = (1/u)+(1/v)............ Equation 1

Where:

  • f = Focal length of the mirror
  • v = image distance
  • u = object distance.

Using the real is positive convention,

Given:

  • f = 5 cm
  • v = -10 cm

Substitute these values into equation 1 and solve for u

  • 1/5 = (-1/10)+(1/u)
  • 1/5+(1/10) = 1/u
  • 1/u = (2+1)/10
  • 1/u = 3/10
  • u = 10/3
  • u = 3.33
  • u = 3 cm

Hence, The distance of the object from the mirror is 3cm.

Learn more about mirror formula here: brainly.com/question/26257987

7 0
2 years ago
The marching band enter the gym and marches across the gym without turning. Which of these describes the transformation?.
stealth61 [152]

Translation is what best describes the transformation of the marching band when they enter the gym and marches across the gym without turning.

<h3>Who are the Marching band?</h3>

Marching band are group of instrumental musicians that perform on instrument while marching for purpose of entertainment or competition

Hence, the term "Translation" best describes the transformation of the marching band when they enter the gym and marches across the gym without turning.

Therefore, the Option D is correct.

Read more about Translation

<em>brainly.com/question/25998325</em>

8 0
2 years ago
What are the drawbacks of protectionism? stagnation in quality, efficiency, and innovation prohibition of subsidies to domestic
Lera25 [3.4K]
Risk of retaliatory protectionist measures
stagnation in quality, efficiency, and innovation
5 0
3 years ago
Read 2 more answers
17.1 understanding polynomial expressions answer key
KiRa [710]

The identification of the polynomial expression is as follows:

  • Binomial, degree 2
  • Trinomial degree 6
  • Monomial, degree 4

<h3>What is a polynomial?</h3>

A polynomial shows the relation of more than two algebraic terms and the sum of powers of a polynomial in more than one variable. Polynomials are represented in terms of \mathbf{kx^n};

where;

  • k = any number
  • n = positive integer.

The degree of a polynomial expressions can be:

  • Monomial
  • Binomial
  • Trinomial

Let's assume we have the following equation;

  • 6b² - 7
  • x²y - 9x⁴y²+ 3xy
  • 35r³s

Their degree of polynomial expression is:

  • Binomial, degree 2
  • Trinomial degree 6
  • Monomial, degree 4

Learn more about polynomial here:

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3 0
2 years ago
Keely experiences feelings of disgust when learning about what took place at concentration camps. Freud would attribute these fe
Daniel [21]

Freud would attribute the feelings of disgust to Keely's superego.

<h3>Freud's Superego Personality </h3>

The superego is the last component of personality as propounded by Freud, which he posits, begins to emerge at about 5 years of age.

According to Freud, the superego is what informs the individual of moral standards and ideals that are acquired and internalized by the individual from parents and the society.

The superego is what gives us the feeling of right and wrong. When the individual is confronted with an experience that is awful, the feelings of disgust is what Freud would attribute to an individual's superego.

Therefore, Freud would attribute the feelings of disgust to Keely's superego.

Learn more about superego on:

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7 0
2 years ago
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