3 years ago

Find the length of the unknown side. Round your answer to the nearest tenth. *

Mathematics

1 answer:

sveticcg [70]3 years ago

6 0

Answer:

20cm

Step-by-step explanation:

a2 + b2 = c2

$15x^{2} + bx^{2} = 25x^{2} \\225 + b = 625\\625 - 225 = 400\\400\sqrt{x} = 20$

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SIZIF [17.4K]

Answer:

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Step-by-step explanation:

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3 years ago

Sally painted a picture that has an area of 480 square inches. The length of the painting is 1 1/5 as long as it is wide. What a

marishachu [46]

So Length * Width = 480 in. sq.
L=1 1/5 or 1.2W
substitute the L for 1.2W
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divide both sides by 1.2
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W²=400
square root of both sides
Width = 20 inches
Length= (1.2width) or (20*1.2)
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3 years ago

Consider two investments, one earning simple interest and one earning compound interest. If both start with the same initial de

Len [333]

Answer:

Ratio between balances will be:

$(x*(1+i)*n)/(x*(1+i)^n)$

Where;

x = deposit

%i = interest rate annual

n = years

Step-by-step explanation:

Lets say first deposit is x$ for both investment and annual interest rate for both investment are %i. Also, they stayed under i interest in n years:

Total balance for simple interest is:

$Total balance=x*(1+i)*n$

How ever total balance for compound interest is:

$Total balance=x(1+i)^n$

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3 years ago

Katrina wants to build a fence around her square garden. Her garden has an area of 121 square feet. How much fencing will Katrin

Luba_88 [7]

$121 \div 2 = 11$
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$11 \times 4 = 44$
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3 years ago

Read 2 more answers

An apartment has 1026 square feet of carpeting.how much is this in square meters? Use the following conversion:1 square meters i

guapka [62]

Answer:

because what is 95 times 10.8 if you multiply that you will get 1026

Also you get 95 by dividing 1026 by 10.8

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3 years ago