3 years ago

One face of a cube has an area of 12 feet. what is the surface area of the cube

Mathematics

1 answer:

denpristay [2]3 years ago

3 0

144 feet. I'm pretty sure.

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A carpenter is making a backyard deck. In the measurements, he has determined that he needs to make a support triangle with an a

Lubov Fominskaja [6]

Answer:

Base=3x-1

height =x

As we know that in a triangle

${\boxed{\sf Area={\dfrac {1}{2}}\times Base \times Height }}$

Substitute the value

$\qquad\quad {:}\longrightarrow\sf 22={\dfrac {1}{2}}(3x-1)(x)$

$\qquad\quad {:}\longrightarrow\sf x (3x-1)=44$

$\qquad\quad {:}\longrightarrow\sf 3x^2-x=44$

<h3>Correct option is option D</h3>

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3 years ago

24.6/+4a=9.54 what is a=

olasank [31]

24.6/+4a=9.54. A=70.4

7 0

4 years ago

Read 2 more answers

Can someone help me with this problem!

Juli2301 [7.4K]

-5 I think

Ignore this this is just for 20 words

3 0

3 years ago

The angle of elevation from object a to object b is always ______ the angle of depression from object b to object a.

Marysya12 [62]

Answer:

Equal to

Step-by-step explanation:

The angle of depression from object A to object B is always Equal to the angle of elevation from object B to object A.

It was in the notes in slide 7 in the bottom

4 0

2 years ago

What is the value of the expression below when w=3?<br><br><br>6w-9

Nikitich [7]

Answer:

Step-by-step explanation:

Substitute w = 3 into the expression

6w - 9

= 6(3) - 9

= 18 - 9

= 9

6 0

3 years ago