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PSYCHO15rus [73]
3 years ago
11

(The photo is too big to fit so don't mind that.)

Mathematics
1 answer:
mafiozo [28]3 years ago
8 0

Answer:

82

Step-by-step explanation:

1'st step: a^{2} + b^{2}= c^{2} is the formula for the pythagorean theorem

2'nd step : 18^{2} + 80^{2} =  c^{2}

3'rd step:   324+6400 =  c^{2}

4'rd step: 6724=  c^{2}

5'th step: \sqrt{6724} =82

6'th step : therefore the value of c is 82 cm

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How do you solve 5+25:5x8-2
kodGreya [7K]

I hope I helped you

Step-by-step explanation:

First you solve: 25:5=?

After: the number you find×8=?

And:?+5=?

The number -2

7 0
4 years ago
The original blueprint of a concrete patio has a scale of 2 inches = 3 feet.
lyudmila [28]

Answer:

Scale of the new blueprint: 2 inches = 2.5 feet (or 4 inches = 5 feet)

Width of the new blueprint: 14.4 inches

Step-by-step explanation:

To solve this problem we can use rules of three to find each of the questions: blueprint's new scale and new width.

To find the new scale, we can find the real length of the patio first:

2 inches -> 3 feet

14 inches -> X feet

2/14 = 3/X

X = 21 feet

Now we can use this value to create the new scale:

16.8 inches -> 21 feet

2 inches -> X feet

16.8/2 = 21/X

X = 2*21/16.8 = 2.5 feet

So the new scale is 2 inches = 2.5 feet, or 4 inches = 5 feet

Now, to find the new width of the blueprint, we can do the following rule of three:

14 inches of length -> 16.8 inches of length

12 inches of width -> X inches of width

14/12 = 16.8/X

X = 12*16.8/14 = 14.4 inches

5 0
3 years ago
Read 2 more answers
5.436 x 10 ^ 6 equals
Ne4ueva [31]

answer:

the answer should be 5,436,000

7 0
3 years ago
Pls help I need the answer
alexandr402 [8]

Answer:

The first choice.

8 0
3 years ago
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Corey needs 24 boards that are 47 1/2 long. How many feet of boards should he buy
scoray [572]
1. 
<span>(24 * 47.5) / 12 = ? </span>

<span>2. </span>
<span>8 * 12 = 96 inches </span>

<span>96 / 47.5 = 2.02 </span>

<span>He can get two 47.50-inch lengths out of each 8-foot board. So he needs 12-foot boards. </span>
7 0
3 years ago
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