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ioda
3 years ago
5

Eliminating Fractions from Equations

Mathematics
1 answer:
garri49 [273]3 years ago
7 0

Answer:

12 is the best answer

I think

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Find the area of a square with a diagonal of 8cm.
klio [65]
You have to use the Pythagorean theorem but there is a little twist here since a square has has equal sides. So:
x^2+x^2=8
2x^2=8
2/2x^2=8/2
x^2=4
√x^2=√4
x=2
The side of the square is 2.
So now the area of a square is:
Side×Side
2×2=4
The area of the square is 4 centimetres
7 0
3 years ago
How many cm more than 2 m is the perimeter of a regular hexagon of side 35 cm?
bearhunter [10]
A Hexagon Is A 6 Sided Figure. So First, We Need To Know How Many Centimeters Are In A Meter. There Are 100 Centimeters In A Meter. Next, Do 2 Meters * 100 centimeters To Get 2 Meters Is Equal To 200 Centimeters. Next, We Do 35*6. We Get 210. Now, Do The Subtraction. 210-200 = 10cm. The Regular Hexagon's Perimeter Is 10cm Larger. I Hope I Helped! :D
3 0
3 years ago
a researcher sets out to measure drug use on US college campuses by asking a representative sample of undergraduates whether the
Readme [11.4K]

Based on the information given, it can be noted that the problem with the research is the problem of validity.

<h3>Problems with validity.</h3>

It should be noted that in a research, a problem with validity takes place when there's a lack of reliability of the independent variable.

Also, it is a result of lack of representativeness of the independent variable and a lack of impact of the independent variable.

In this case, the researcher sets out to measure drug use on US college campuses by asking a representative sample of undergraduates whether they are currently receiving federal grants or loans. It should be noted that the question asked doesn't relate to the research.

In conclusion, there's a problem with validity.

Learn more about researches on:

brainly.com/question/25257437

5 0
2 years ago
The basketball court at Johnson Elementary School is the shape of a rectangle. It is 92 feet long and 46 feet wide. What is the
padilas [110]

Answer:

The perimeter of the basketball court is <u>276 feet²</u>.

Step-by-step explanation:

Given:

The basketball court at Johnson Elementary School is the shape of a rectangle.

It is 92 feet long and 46 feet wide.

Now, to find the perimeter of the basketball court.

Length = 92 feet.

Width = 46 feet.

So, to get the perimeter we put formula:

Perimeter=2(length+width)

Perimeter=2(92+46)

Perimeter=2\times 138

Perimeter=276\ feet^2.

Therefore, the perimeter of the basketball court is 276 feet².

5 0
3 years ago
Which of the following is an equivalent expression to: -3x + 6 *
victus00 [196]

Answer:

5x + 2 - 2(4x - 2)

Step-by-step explanation:

-2 x 4x= -8x

5x-8x=-3x

-2 x -2= 4

4+2=6

-3x+6

hope this helped ^ ^

6 0
3 years ago
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