All categories

3 years ago

Given the net of the rectangular prism, what is its surface area?

Mathematics

1 answer:

Llana [10]3 years ago

5 0

Answer:

Step-by-step explanation:

Look at the picture.

We have :

4 rectangles 3m × 4m → A₁ = 3 · 4 = 12 m²

2 rectangles 3m × 3m → A₂ = 3 · 3 = 9 m²

Therefore the Surface Area of the rectangular prism is:

S.A. = 4A₁ + 2A₂

Substitute:

S.A. = 4(12) + 2(9) = 48 + 18 = 66

You might be interested in

If doughnuts are usually 75 cents each, but there is a sale on Friday advertising them as 1 ½ dozen for $10.80, what is the new

Rzqust [24]

This deal is cheap! Well, the answer is 60 cents. To get these problems, divide 10.80 by 18, which is equal to 1.5 a dozen.

3 0

2 years ago

Read 2 more answers

The 10 members of the Photography Club want to raise $500, so they will hold a raffle with donated prizes. Jesse proposes that t

yan [13]

Answer:

pls follow me not because I am genius but because I am a swager SWAG

Step-by-step explanation:

by swag

4 0

2 years ago

Read 2 more answers

Simplify the following expressions. All answers should be in standard form.

Ratling [72]

Answer:

The given expression in simplified form is: $15x^2+10x$

Step-by-step explanation:

Simplifying the expression involve reducing the number of terms to minimum and making the expressions in standard form.

This may involve addition, subtraction and multiplication of variables.

Given expression is:

$5x(3x+2)$

Distributing 5x will give us:

$= 5.3.x.x + 5.2.x\\=15x^2+10x$

Hence,

The given expression in simplified form is: $15x^2+10x$

6 0

3 years ago

9. Verizon offers a cell phone plan that includes a flat fee of $85 per month for the first phone and $7.50 a

Shalnov [3]

Answer:

4 phones

Step-by-step explanation:

7 0

3 years ago

Read 2 more answers

HCF of (a^3+b^3 ) & (a^4+a^2b^2+b^4)?

VashaNatasha [74]

Answer:

a^2-ab+b^2

Step-by-step explanation:

factorize both of them.

8 0

2 years ago

Read 2 more answers