All Questions ⁺⁰237827 Questions

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986

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Help Pls!!

Cutting equilateral triangle out of square and translating it to the left of the square creates the shaded figure . The perimeter of square was 48 inches. What is the perimeter, in inches, of ?
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Guest Jul 17, 2019

Jul 16, 2019

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852

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Help please!

A square is drawn such that one of its sides coincides with the line , and so that the endpoints of this side lie on the parabola . What is the area of the square?

Guest Jul 16, 2019

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Use the properties of logarithms to expand the following expression as much as possible. Simplify any numerical expressions that can be eval

Any one know how to do this question and what the answer is ?

Guest Jul 16, 2019

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1067

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help ;D

Hans is constructing an accessibility ramp for a library that should reach a height of 27cm with an angle no greater than 13 degrees

a) Find the shortest possibe length of ramp to achieve this.
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Guest Jul 16, 2019

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1318

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I need help quick

Guest Jul 16, 2019

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678

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Help quick please

Guest Jul 16, 2019

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720

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I need help urgent!

Please help me with this problem.

Thanks! read more ..

Guest Jul 16, 2019

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1247

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help!

Maatsuyker Island lighthouse is the last Australian lighthouse still being officially operated by lightkeepers. The lighthouse is 15m high from its base to the balcony, and located 140m above sea level. The caretaker is standing at the balcony and notices read more ..

Guest Jul 16, 2019

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help and thanks!

Scientists measure the depths of lunar craters by measuring the shadow length cast by the edge of the crater on photographs. The length of the shadow cast by the edge of the moltke crater is about 606m, given to the nearest metre. The sun's angle of elevation read more ..

ElectricPavlov ●

Guest Jul 16, 2019

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2704

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Much appreciated if you help.

Your family wants to buy an awning for a window that will be long enough to keep the sun out when it is at its highest point in the sky. The awning is attached to the wall at the top of the window and extends horizontally. The height of the window is 2.80m. read more ..

ElectricPavlov ●

Guest Jul 16, 2019

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+501

How do the locked posts work

How do posts get "locked" and cannot be answered?
I dont understand why my question is locked https://web2.0calc.com/questions/math-hw_8

off-topic

Davis Jul 16, 2019

+1

988

15

+501

What did I do wrong?

We can use the identity and simplify to get:

We can multiply by to get: <#> <#> Then, we can use the sum-to-product (or Prosthaphaeresis :)) identities to get: <#> <#> We can cancel the terms to get: <#>

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Davis Jul 16, 2019

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College Algebra

A company that manufactures small canoes has a fixed cost of $24,000 it cost $80 to produce each canoe the selling price is $320 per canoe.
a.) write the cost function
c(x)=
b.) write the revenue function read more ..

Guest Jul 16, 2019

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854

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+501

Help?

Can somebody help with this problem, please?
Nvm I solved it
I dont know how to delete questions

Davis Jul 16, 2019

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855

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Help with quadratic?

Let be a real number for which there exists a unique value of such that the quadratic equation has one real solution. Find .

Guest Jul 16, 2019

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971

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+1246

Help!

Lightning Jul 16, 2019

Jul 15, 2019

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A rectangular box is designed to have a square base and an open top. The volume is to be 1372cm3. What is the minimum surface area that suc

anyone know the answer and how to do this?

Guest Jul 15, 2019

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+1713

Hw prob

How many pairs of vertical angles are formed by five distinct lines that have a common point of intersection?

I got n^2=25
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tommarvoloriddle Jul 15, 2019

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