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3 years ago

9

a rectangular piece of cardboard measuring 30 inches by 20 inches is made into an open box by first cutting an identical square

from each corner and then folding up the sides. The edge of each identical square is a whole number.

1 answer:

lina2011 [118]3 years ago

4 0

Draw a graph the function and find the value of x that produces the maximum

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Need help plz help plz

Artyom0805 [142]

Answer:

$x = 11$

Step-by-step explanation:

Given

The attached triangle

Required

Find x

The theorem that applies to this question is the theorem of external angles. And it translates to:

$11x +2 = 58 + 5x + 10$

Collect Like Terms

$11x -5x = 58 + 10-2$

$11x -5x = 66$

$6x = 66$

Divide through by 6

$\frac{6x}{6} = \frac{66}{6}$

$x = \frac{66}{6}$

$x = 11$

4 0

3 years ago

Paolo was asked to find the original dimension of an enlarged pentagon. His solution is shown next to the pentagons. A small pen

seropon [69]

Answer:

Paolo made an error when he cross multiplied the proportion

Step-by-step explanation:

The proportion is ...

$\dfrac{3}{12}=\dfrac{x}{8}$

"Cross multiply" means "multiply both sides of the equation by the product of the denominators."

$\dfrac{3}{12}(12)(8)=\dfrac{x}{8}(12)(8) \quad\text{cross multiply}\\\\(3)(8)=(x)(12) \quad\text{Paolo got something different}$

4 0

3 years ago

Read 2 more answers

What is f(4) for the function f(x) = 6x +3?<br> f(4)=0

maw [93]

F(4)=6(4) +3
= 24+3=27
F(4)=27.

4 0

4 years ago

Use the formula A = Pe^r*t. How much money would you have if you invested $6000 for 5 years, compounded continuously, at a rate

sergey [27]

Hi there :-)

The answer is

A=6,000×e^(0.09×5)
A=9,409.87

Hope it helps

7 0

4 years ago

What is the range? (Worth many points)

77julia77 [94]

Answer:

7

Step-by-step explanation:

the range is the difference between the smallest and largest numbers

7 0

3 years ago