Ask question

Ask question

All categories

2 years ago

12

Samir just finished renovating a house. During the renovation, he added a steel beam as a support. The steel beam was 15 feet lo

ng and cost $135.

1 answer:

Pie2 years ago

3 0

Answer:

ok what do you need us to find

You might be interested in

Find the slope of the line that passes through the pair of points.(1,7) (10,1)

VladimirAG [237]

So I believe you go
$( y_{1} - y_{2} )$ $(x_{1}- x_{2)}$

and substitute x an y like this

(1-7) (7-1)
and get a slope of -9/6

Sorry If I got it wrong,but I hope I helped

7 0

3 years ago

Read 2 more answers

The volume of the polyhedron is ______ cm3.

PSYCHO15rus [73]

Answer:

50.80 cm^3

Step-by-step explanation:

the polyhedron is a rectangular pyramid

Volume of a rectangular pyramid = 1/3 x ( width x height x length)

1/3 ( 4 x 5 x 3) = 20 inches

we need to convert inches to cm

1 in = 2.54 cm

20 x 2.54 = 50.80 cm^3

8 0

2 years ago

Write y=-3(x-7)^2-8 in vertex form

Veronika [31]

It's in the verex form:

$f(x)+a(x-h)^2+k\\\\(h,\ k)-vertex$

$y=-3(x-7)^2-8\\\\(7,\ -8)-vertex$

7 0

2 years ago

Read 2 more answers

Using the formula R equals D/T where D is the distance in miles R Is the rate T is the time in hours at which rate must you trav

sergejj [24]

R=D/T
R=212.5/2.5
R=85

3 0

2 years ago

What is the answer to 0=- 1/4(16)+b

Setler79 [48]

Answer:

<h2>b = 4</h2>

Step-by-step explanation:

$0=-\dfrac{1}{4\!\!\!\!\diagup_1}\cdot16\!\!\!\!\!\diagup^4+b\\\\0=-4+b\qquad\text{add 4 to both sides}\\\\4=-4+4+b\\\\4=b\to b=4$

5 0

2 years ago