3 years ago

This rectangle is half as wide as it is long what is the perimeter of the rectangle

Mathematics

2 answers:

kramer3 years ago

7 0

length=4 cm width=2 cm

4(2)+2(2)=12

ser-zykov [4K]3 years ago

3 0

The rectangle is 4 centimeters long. Since it says half as wide you would divide 4 by 2. To get perimeter you do p=4 (base) x 2 + length x 2 = answer cm

You might be interested in

A rectangular plot of ground is 10 meters longer than it is wide. its area is 10,000 square meters

yarga [219]

Keep in mind x >0 since x is a measurement of length.

6 0

3 years ago

Which is the solution to the inequality 1/4+x<5/8

Masteriza [31]

Answer:

x<3/8

Add me on instagram at skyy.thatdancer

Step-by-step explanation:

Step 1: Simplify both sides of the inequality.

x+1/4<5/8

Step 2: Subtract 1/4 from both sides.

x + 1/4 - 1/4 < 5/8 - 1/4

x<3/8

7 0

3 years ago

Suppose the average math SAT score for students enrolled at local community college is 490.4 with a standard deviation of 63.7.

lakkis [162]

Answer:

Option B) 9.1

Step-by-step explanation:

We are given the following in the question:

Average score = 490.4

Standard deviation = 63.7

Sample size, n = 49

Formula:

$=\dfrac{\sigma}{\sqrt{n}}$

Putting values, we get,

Standard error =

$=\dfrac{\sigma}{\sqrt{n}} = \dfrac{63.7}{\sqrt{49}} = 9.1$

Thus, the correct answer is

Option B) 9.1

8 0

3 years ago

On a number line 8.63 would be located where

Oksanka [162]

Answer:

It would be slightly higher than 8.5 and lower than 9.

Step-by-step explanation:

8.6 is bigger than 8.5, but it's smaller than 9, so you would place it in between the two but closer to the 8.5 mark.

4 0

3 years ago

Simplify using Quotient<br> Rule<br> 10^12 OVER 10^8

OverLord2011 [107]

Answer:

$10^4$

Step-by-step explanation:

All you have to di is subtract the exponents.

5 0

3 years ago