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mina [271]
2 years ago
11

Using the formula for the area of a triangle, , write an expression for the area of ΔABC. Base your answer on the work you did i

n parts G through I. Show your work.
Mathematics
1 answer:
Montano1993 [528]2 years ago
4 0

Answer:

Area = \frac{1}{2} * AC * D

Step-by-step explanation:

From the complete question, we have:

Length D to be perpendicular to side AC

So, the area of the triangle is:

Area = \frac{1}{2} * Base * Height

Since:

Length D is perpendicular to side AC

Then:

Base = AC

Heigjt =D

So:

Area = \frac{1}{2} * AC * D

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Can somebody help me in this one :)
MissTica

Answer:

A) f(x) = 6x + 14

Step-by-step explanation:

6(1) + 14 = 20

6 + 14 = 20

6(1.5) + 14 = 23

9 + 14 = 23

6(2) + 14 = 26

12 + 14 = 26

and so on...

5 0
3 years ago
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How do u multiply x^2-4 over x^2-1 times x+1 over x^2+2x
Anna11 [10]
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3 years ago
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Which of the following is the difference of two squares?
JulijaS [17]

Step-by-step explanation:

  • ATTACHED IS THE SOLUTION!

8 0
2 years ago
A stockbroker has kept a daily record of the value of a particular stock over the years and finds that prices of the stock form
amid [387]

Answer:

$12.43

Step-by-step explanation:

Given :

Mean = $8.52

Standard deviation, = $2.38

Stock price which falls beyond 0.05 of the distribution is at the 95th percentile

The 95th percentile distribution has a Pvalue of 1.645 (standard normal table)

We obtain the value of x, with z = 1.645

Using the Zscore relation :

Zscore = (score - mean) / standard deviation

1.645 = (score - 8.52) / 2.38

Cross multiply :

1.645 * 2.38 = score - 8.52

3.9151 = score - 8.52

Score = 8.52 + 3.9151

Score = $12.4351

Stock price beyond 0.05 is $12.43

8 0
2 years ago
If f ( x ) = 3x² - 5x + 7 , Show that f ( -1 ) = 3 f ( 1 ) .<br><br><br><br><br>Tysm :')​
Lelechka [254]

Solution :

  • 3x² - 5x + 7

put x = -1

  • 3(-1)² - 5(-1) + 7

  • 3(1) + 5 + 7

  • 3 + 12

  • 15

Now, put x = 1

  • 3(1)² - 5(1) + 7

  • 3(1) - 5 + 7

  • 3 + 2

  • 5

here :

  • f(-1) = 15

  • f(-1) = 3(5)

  • f(-1) = 3 f(1)

4 0
2 years ago
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