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matrenka [14]
3 years ago
10

Please help this is hard

Mathematics
1 answer:
Vladimir [108]3 years ago
3 0

Answer:

10x-15y

Step-by-step explanation:

5(2x-3y)

10x-15y

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Keith_Richards [23]

Answer:

Step-by-step explanation:

State promise

5 0
3 years ago
A square pyramid has a base edge of 2 inches and a slant height of 5 in. Find it’s volume
Triss [41]
Volume of the pyramid is V =  (Bh)/3  where B is the base area of the pyramid and h is the height to the pyramid.

B = 2(2) = 4in²
To find h, we need to use the Pythagorean theorem.  The height of the pyramid is actually an altitude that drops straight down from the vertex of the pyramid perpendicular to the Base hitting the Base in the center.  Therefore, the distance from where the altitude hits the Base and the edge of the Base is equal to 1. We are given the slant height as 5 inches so we can now use the theorem to find the height of the pyramid.
h² + 1² = 5²
h² = 5² - 1²
h² = 25 - 1
h² = 24
h =  \sqrt{24}
h=2 \sqrt{6}
Now we can find the Volume:
V= (Bh)/3
V= \frac{[4(2 \sqrt{6} )]}{3} 
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This is about 6.5 in³ of volume
6 0
3 years ago
I neeeeeeeeeeeed this
Tresset [83]

Answer:

The answer is \frac{15}{9}or 1.666...

Step-by-step explanation:

Reorganize the problem

\frac{5}{9} ÷ \frac{1}{3} =

Reciprocal the Multiplier

\frac{5}{9} ÷ \frac{1}{3} = \frac{5}{9} x \frac{3}{1} = \frac{15}{9} or \frac{5}{3} or 1 \frac{2}{3}

Hope this helps!

8 0
3 years ago
Read 2 more answers
Kiras dog gets 38.6 grams of protein in each email how much protein does the dog get in 4 meals
USPshnik [31]

Answer:

154.4g of protein I'm pretty sure

3 0
3 years ago
To increase an amount by 22%, multiply by?
madam [21]
Multiply by .22 then add that answer to what you multiplied. For example, you need to increase 100 by 22%. 100 × .22 = 22. 100 + 22 = 122
6 0
3 years ago
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