2 years ago

A formula for finding SA, the surface area of a rectangular prism, is

Mathematics

2 answers:

MrRissso [65]2 years ago

7 0

Answer:

first you need to make your shape to always get you stuff right and that is why the d is the right one.

Step-by-step explanation:

mamaluj [8]2 years ago

3 0

The correct answer is D :)

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What is the equation of the line that passes through the points ( 5,-2) and (-5,0)

Novosadov [1.4K]

Answer:

y=-1/5x-1

Step-by-step explanation:

4 0

2 years ago

A teacher reviews 4-1/2 papers per hour, how many papers will that teacher review in 6-1/3 hours

MrRa [10]

Answer:

$28\frac{1}{2}\ papers$

Step-by-step explanation:

step 1

Convert mixed numbers to an improper fractions

$4\frac{1}{2}=\frac{4*2+1}{2}=\frac{9}{2}$

$6\frac{1}{3}=\frac{6*3+1}{3}=\frac{19}{3}$

step 2

we know that

A teacher reviews 9/2 papers per hour

using proportion

Find how many papers will the teacher review in 19/3 hours

Let

x-----> the number of papers

$(9/2)/1=x/(19/3)$

$x=(19/3)(9/2)$

$x=28.5\ papers$

Convert to mixed numbers

$28.5=28\frac{1}{2}\ papers$

5 0

2 years ago

ranslate the sentence into an equation using n as the unknown number. Then solve the equation for n. Two times a number increase

joja [24]

Hi there!

Let's break this down:
Two times a number = 2n
Increased by 5 = + 5
is 15 - = 15

Total equation:
2n + 5 = 15

Solving:
2n + 5 = 15
2n = 10
n = 5

Hope this helps!! :)
If there's anything else that I can help you with, please let me know!

4 0

2 years ago

<img src="https://tex.z-dn.net/?f=%20%5Ccos2%5Cpi%20" id="TexFormula1" title=" \cos2\pi " alt=" \cos2\pi " align="absmiddle" cla

Georgia [21]

Answer:

answer=cos2 I ---------1

5 0

2 years ago

If 1/2 = 32/d what is d first answer gets brainerlist

Scilla [17]

Answer:

D would be equal to 64

You just need to multiply 32 by 2

4 0

3 years ago

Read 2 more answers