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KiRa [710]
4 years ago
3

The flagpole casts an 8 foot as shown in the table. At the same time the goal post cast an 18 foot shadow. How tall is the goal

post?
Mathematics
1 answer:
rewona [7]4 years ago
3 0

Answer:

12 / 8 = 1.5

1.5 * 20 = 30

therefore the oak tree is 30 feet tall

double check:

8 / 20 = 0.4 = shadow length per ft

30 * 0.4 = 12

Step-by-step explanation:

You might be interested in
In which quadrants do solutions for the inequality y ≤ 2/7x +1 exist?
viktelen [127]

All four quadrants

<h2>Explanation:</h2>

We have the following inequality:

y \leq \frac{2}{7}x+1

So the first step we need to perform is to plot the line:

y = \frac{2}{7}x+1

If \ x=0 \\ \\ y=\frac{2}{7}(0)+1 \\ \\ y=1 \\ \\ \\ If \ y=0: \\ \\ 0=\frac{2}{7}(x)+1 \\ \\ x=-\frac{7}{2}=-3.5

So the line passes through the points:

(0,1) \ and \ (-3.5,0)

To find the shaded region, let us take a point, namely, the origin and test it in the inequality:

y \leq \frac{2}{7}x+1 \\ \\ 0\leq \frac{2}{7}(0)+1 \\ \\ 0\leq 1 \ True!

Since this is true, then the shaded region includes this point. This is shown below and <em>as you can see the solutions exist in all four quadrants.</em>

<h2>Learn more:</h2>

Inequalities: brainly.com/question/12890742

#LearnWithBrainly

3 0
3 years ago
Read 2 more answers
PLZZZ HELP DUE BY MIDNIGHT
trapecia [35]

Answer: (i) 4x - 40 = 76

(ii) 29 questions

Step-by-step explanation:

Let the total number of questions be x.

Since he received 4 points for every correct answer and he got 10 answers wrong , this means he lost 40 points , the equation thus become

4x - 40 = 76

To find the value of x , add 40 to both sides

4x = 116

divide through by 4

x = 29

Therefore , there are 29  questions on his math test

4 0
4 years ago
Each time a solid bicycle wheel turns,the bicycle travels 197 cm.what is the area
ohaa [14]
197/pi(3.1416)=62.70(diameter)
Radius=62.70/2
R=31.35
Area=3.1416x(31.35)^2
Area=3087.63
6 0
3 years ago
If the hypotenuse of a right triangle is 6 feet long, and one leg is 5 feet long,
Anestetic [448]
C^2=a^2+b^2
6^2=5^2+b^2
36=25+b^2
b^2=36-25
b^2=11
b= √11
b=3.3166
If you need to round it to the tenth place,
b~3.3
to hundreds place,
b~3.32
Good luck
6 0
3 years ago
There are 12 boys and 15 girls in your class.Four new students, 3 boys and 1 girl , join your class. Compare the ratio of boys a
Taya2010 [7]

Answer:

4:5 ,15:16

Step-by-step explanation:

divide 12 and 15 by 3 to get 4 and 5

8 0
4 years ago
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