All Questions ⁺⁰237671 Questions

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525

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За куб с измерение a,периметър P и лице B на една стена,повърхнина S1 и обем V

а.) a=3cm P=? B=? S1=? V=? read more ..

aqva2112 May 19, 2020

0

929

1

helpp

The base of a square pyramid is inscribed within the base of a cone, and both solids have the same vertex. The volume of the cone is 200 in.3. What is the volume of the square pyramid, to the nearest tenth of a cubic inch?

Guest May 19, 2020

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483

0

help

A 6 cm high cone has a volume of 128π cm3 What is its exact surface area?

Guest May 19, 2020

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559

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help

A square pyramid has faces that are equilateral triangles with sides 8 ft long. What is the volume of the pyramid to the nearest tenth of a cubic foot?

Guest May 19, 2020

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731

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Which equation is the polar equivalent to the equation y=−(√3/3)x?

Which equation is the polar equivalent to the equation y=−(√3/3)x?

θ=π6 θ=π3 θ=2π3 θ=5π6

Guest May 19, 2020

-2

709

1

+24

help.

The cylindrical roller for a cricket pitch is 1.5 m wide and has a radius of 0.3 m.

a) Calculate the curved surface area of the roller.
b) What is the minimum number of revolutions the roller would have to make to roll the cricket read more ..

HyperYauFarer May 19, 2020

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675

1

Whats the simplest radical of 81?

the volume of cube is 243cm3. Find the length of one side using s = V1/3 what is it in exponential and simplest radical form?

Guest May 19, 2020

0

1171

1

Triangle ABC is isosceles with AB = BC. If AC = 20 and [ABC] = 240, then find the perimeter of triangle ABC. Solve using Heron's Formula.

Triangle ABC is isosceles with AB = BC. If AC = 20 and [ABC] = 240, then find the perimeter of triangle ABC. Solve using Heron's Formula.

Guest May 19, 2020

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462

0

What is the rectangular equivalence to the parametric equations?

What is the rectangular equivalence to the parametric equations? x(θ)=4cosθ+2,y(θ)=2sinθ−5 , where 0≤θ<2π .

____ + _____ = 1, where x is on the interval _____
read more ..

Guest May 19, 2020

0

569

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quadratic

Find all real values of k such that x^2 - 4kx + k = 0 has real roots.

Guest May 19, 2020

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1219

3

help

four spheres of raduis 6cm just fit inside a cylinder calcualte the volume nside the cylinder that is empty .leave your anser in terms of pi.
12cmlegth

Guest May 19, 2020

0

1029

3

The nth term of a sequence is represented by 2n^4+25n^2+32n−15

The nth term of a sequence is represented by 2n^4+25n^2+32n−15
read more ..

Guest May 19, 2020

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445

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help

Solve x^2 = 2y^2 in integers.

Guest May 19, 2020

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419

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Help with Graphing!

https://web2.0calc.com/questions/the-graph-of-nbsp-nbsp-is-shown-below-assume-the-domain-of-nbsp-nbsp-is-nbsp-nbsp-and-that-the-vertical-spacing-of-grid-lines-is-the-sam

How would we graph b and d?

Guest May 19, 2020

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565

2

help please

Prove the identity (1 - sin x)/(cos x) = (cos x)/(1 + sin x). Are there any x for which the equation does not hold?

Guest May 19, 2020

0

992

1

What is the period of the trigonometric equation?

What is the period of the trigonometric equation?
f(x)=−3cos(3π/4x+π/3)−2
Enter your answer, as a simplified fraction

Guest May 19, 2020

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647

4

help!

show that if x, y, z are integers such that x^3+5y^3 = 25z^3, then x = y = 0.

Guest May 19, 2020

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453

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counting

How many diagonals are there in a regular polygon with 20 sides?

Guest May 19, 2020

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575

3

help

Simplify (2*sqrt(3) + sqrt(10))*(7*sqrt(6) - 4)*(2*sqrt(3) - sqrt(10)).

Guest May 19, 2020

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532

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Combination Question

A lecture hall contains 20 chairs, all lined in a row. What is the number of ways that five chairs can be chosen, so that no two chairs are adjacent?

Guest May 19, 2020

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