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Monica [59]
3 years ago
10

This is some sort of pythagoras thing

Mathematics
1 answer:
Vinil7 [7]3 years ago
7 0

It sure is.  The 3d Pythagorean Theorem, with diagonal d of a rectangular prism with sides a,b,c is

d² = a² + b² + c²

Here that's

d² = 5² + 5² + 5² = 3(5²)

d = 5√3

I hate ruining a nice exact answer with a decimal approximation but they asked.

d ≈ 8.66

Answer: 8.7 cm

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Find the slope intercept equation of the line perpendicular to the line 2X-5y=6 and containing the point (2,2)
Romashka [77]

Answer:

The equation of the perpendicular line would be y = -5/2x + 7

Step-by-step explanation:

In order to find this line, we must first find the slope of the original line. We do this by solving for y.

2x - 5y = 6

-5y = -2x + 6

y = 2/5x - 6/5

This shows us a slope of 2/5. TO find the perpendicular slope, we use the opposite and reciprocal. This means we negate 2/5 to get -2/5 and then we flip it to get -5/2. Now that we have this, we can use the slope and the point in point-slope form to get the equation.

y - y1 = m(x - x1)

y - 2 = -5/2(x - 2)

y - 2 = -5/2x + 5

y = -5/2x + 7


6 0
3 years ago
If line b is perpendicular to line a, and line c is
emmasim [6.3K]

Answer:

c

Step-by-step explanation:

4 0
4 years ago
At the San Diego zoo there are five monkeys for every eighth elephants. There are 48 elephants how many monkeys are there use a
Aleks [24]

To solve the problem divide the number of elephants by 8 (48 divided by 8 is 6), and then multiply the solution by 5 (6 times 5 is 30).

You can put it in a table like this:

5 10 15 20 25 30  - Monkeys

8 16 24 32 40 48  - Elephants

7 0
4 years ago
Round 39 to To the <br> nearest indicated place value ten
Rufina [12.5K]

Answer:

40

Step-by-step explanation:

That is rounded

8 0
4 years ago
Read 2 more answers
Whoever gets it right can have brainliest, but answer ASAP!
Mars2501 [29]

5^2 + 3 - 1 = 27

18 / 2 = 9

27 / 9 = 3

Answer is 3

Hope This Helps!

7 0
3 years ago
Read 2 more answers
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