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Brums [2.3K]
3 years ago
12

I want to build a shed that is 16‘ x 20‘ while I am measuring the foundation I measure the diagonal from one born to another mea

surement is 29 feet is the corner 90°?
Mathematics
1 answer:
lana66690 [7]3 years ago
7 0

Answer:

the corner is not 90 degrees

Step-by-step explanation:

To confirm if the corner is 90 degrees, we would use Pythagoras theorem

The Pythagoras theorem : a² + b² = c²

where a = length

b = base

c =  hypotenuse

16² + 20² =  

256 + 400 =656

find the square root of 656

= 25.6 feet

If the corner was 90 degrees the diagonal should be 25.6 feet and not 29 feet

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Can someone please help me with this?
vivado [14]

Answer:

Step-by-step explanation:

As we can see it is a right angled triangle so

hypotenuse (h) = 14 . 7 km

perpendicular (p) = 11.9 km

base (b) = x

Now by using Pythagoras theorem

b^{2} = h^{2} - p ^{2}

b^{2} = 14.7^{2} - 11.9^{2}

b^{2} = 216.09 - 141.61

b^{2} = 74.48\\b = \sqrt{74.48} \\b = 8.63 km

Hope  it was helpful.:)

3 0
3 years ago
The trapezoid below has an area of 475 square meters.
OLga [1]
Data:
B (Larger base) = 28 m
b (Minor base) = 18 m
h (height) = ?
A (area) = 475 m²

Formula:
A =  \frac{(B+b)*h}{2}

Substitute:
475 = \frac{(28+18)*h}{2}
475 = \frac{\diagup\!\!\!\!\!46^{23}*h}{\diagup\!\!\!\!2^1}\:\:\to\:\:\:475 = 23*h\:\:or\:\:\boxed{\boxed{23h = 475}}

Answer:
\textcircled{ A }  23h = 475



4 0
3 years ago
Read 2 more answers
A merchant buys a television for $125 and sells it for $75 more. what is the percent of markup?
guajiro [1.7K]
Since he sold it for $75 more,

% Mark Up = Mark Up/ Cost Price   * 100%

% Mark Up =   75 / 125 * 100%
            
                   =   0.6  * 100% = 60%

Percent Mark Up = 60%.

Hope this explains it.

4 0
3 years ago
Who is the father of maths???​
Sphinxa [80]

Answer: Archimedes

Step-by-step explanation:

Archimedes was considered the father of mathematics, simply because he made profound advancements in both science and math. His title is purely a nickname, and not because he actually created math.

6 0
2 years ago
A science class has 2 girls and 6 boys in the seventh grade and 7 girls and 3 boys in the eighth grade. The teacher randomly sel
blsea [12.9K]

Answer:

well wouldn't the ratio be 6:3

3 0
3 years ago
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