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krok68 [10]
4 years ago
10

How do you use the pythagoreum theorum again? i know the formula is a^2+b^2=c^2 but how do you use it. Use the example 15^2+20^2

=c^2 to explain.
Mathematics
2 answers:
kiruha [24]4 years ago
3 0
It would be 225+400=c^2. square both sides to result in 25. 
mina [271]4 years ago
3 0

Answer:

25

Step-by-step explanation:

First, you simply square 15, which is 15^2 or 15 times 15, which is 225

Then, you square 20, which is 20^2 or 20 times 20, which is 400

Then, you have 225 + 400 = c^2

You simply add 225 + 400, which is 625

Then, you have 625 = c^2. You're probably wondering what do I do now!

Well, it's simple you square root both sides, to where it looks like this below.

√625 = √c^2

Then, c = 25


Hope This Helped!!!



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Jessica went to the grocery store and purchased a box of cereal for $3.75, milk for $1.50, and bread for $2.25. She paid with a
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Answer:

12 dollers and 50 cents

Step-by-step explanation:

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4 years ago
Из листа картона длиной 35 см и шириной 20 см Маша вырезала четыре квадрата площадью 1 дм2 каждый.Найди площадь остатка картона.
myrzilka [38]
The question in Englih is
<span>From a cardboard sheet 35 cm long and 20 cm wide, Masha cut out four squares of 1 dm2 each. Find the area of ​​the cardboard residue. Answer the question in dm2
</span>
Step 1
<span>convert cm to dm
</span>we know that
1 cm is---------------> 0.10 dm
then
35 cm--------------> 3.5 dm
20 cm--------------> 2 dm

Step 2
find the area of ​​the cardboard
Area=3.5*2=7 dm²

Step 3
find the area of ​​the cardboard residue
Area=7-4*1=3 dm²

the answer is 3 dm²


<span>the answer in Russian
</span>

Шаг 1
преобразовать cm в дм
мы знаем это
1 cm ---------------> 0.10 дм
тогда
35 cm--------------> 3.5 дм
20 cm--------------> 2 дм

Шаг 2
найти область картона
Площадь=3.5*2=7 дм²

Шаг 3
<span>найти область остатка картона
</span>Площадь=7-4*1=3 дм²
ответ 3 дм²

ответ 3 дм²
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