All Questions ⁺⁰237671 Questions

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453

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helppp

The steeple of a tower is covered in copper foil. The tower is a prism with a regular hexagonal base, a height of 100 m, and a lateral area of 2400 m2. The steeple is a pyramid with the same base as the tower and composed of equilateral triangles. What read more ..

Guest May 8, 2020

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1144

1

Help with this question

How much paper is needed to make the drinking cup in the diagram? Round to the nearest square inch.
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Guest May 8, 2020

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617

2

help please

a=⟨3, −1⟩ and b=⟨−1,−4⟩ .

complete the head to tail method, draw a +b on a graph without drawing unnecessary vectors.
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Guest May 8, 2020

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691

1

help

What is the vector that results from transforming a by the transformation matrix?
a =[3] and B= [7 -6]
[−1] [3 -4] read more ..

Guest May 8, 2020

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547

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+28

help

What is the component form of the vector whose tail is the point (−3,2) and whose head is the point (1,−6) ?

ilovebob24 May 8, 2020

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802

3

three circles

Three circles of radius 1 are drawn, each tangent to each other. Find the radius of the large circle.

Guest May 8, 2020

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594

1

help

In parallelogram ABCD, M is the midpoint of CD. The area of triangle BNC is 42. Find the area of triangle MNC.

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Guest May 8, 2020

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1835

1

How is multiplying −8−3i by i3 represented on the complex plane?

How is multiplying −8−3i by i3 represented on the complex plane?

The complex number −8−3i lies in _____ of the complex plane. When any complex number is multiplied by ____, the complex number undergoes a 90° read more ..

Guest May 8, 2020

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528

1

p and q are complex numbers such that |p|=2/5x+2 , |q|=−3/4x−1 , and |p+q|=2x+4 .

p and q are complex numbers such that |p|=2/5x+2 , |q|=−3/4x−1 , and |p+q|=2x+4 .
On what interval must x fall?

Guest May 8, 2020

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475

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What is the value of the modulus of 6−4i ?

What is the value of the modulus of 6−4i ?
Enter your answer as a simplified radical

Guest May 8, 2020

0

666

0

Help

A flat-bottomed ice cream waffle cup is shaped like a 72 mm tall cone with a 42 mm diameter opening at the top, but with the bottom 24 mm of the cone replaced by a flat waffle bottom with a 14 mm diameter. To the nearest square millimeter, what area of read more ..

Guest May 8, 2020

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773

0

help

The steeple of a tower is covered in copper foil. The tower is a prism with a regular hexagonal base, a height of 100 m, and a lateral area of 2400 m2. The steeple is a pyramid with the same base as the tower and composed of equilateral triangles. What read more ..

Guest May 8, 2020

0

1141

1

please help

What is the surface area of a square pyramid with a height of 12 mm and a base that measures 10 mm on each side? Round to the nearest tenth if necessary.
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Guest May 8, 2020

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505

1

help plz

Given that a(a+2b)=104/3, b(b+2c)=7/9, and c(c+2a)=-7, find |a+b+c|

Guest May 8, 2020

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573

1

help!

Please help with this problem.

Guest May 8, 2020

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548

1

help!

Let R be the circle centered at (0,0) with radius 10. The lines x = 6 and y = 5 divide R into four regions R1, R2, R3, and R4. Let [Ri] denote the area of region Ri. If [R1] > [R2] > [R3] > [R4], then find [R1]-[R2]-[R3]+[R4].

Guest May 8, 2020

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690

2

+166

Infinite Equation

HannibalBarca May 8, 2020

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540

1

please help

Please help with this problem!

Guest May 8, 2020

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780

1

Help

How will the surface area of cone of height h and radius r compare to the surface area of a square pyramid of height h and apothem r?

Guest May 8, 2020

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634

1

Can you please give me an explanation.

Two rectangles are drawn, as shown. Find the area of their overlap, which is shaded.

Guest May 8, 2020

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575

2

help please

A right triangle has an area of 24 and a perimeter of 40. What is the hypotenuse of the right triangle?

How can I work with the right triangle here?

Guest May 8, 2020

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445

0

help with number theory

Find the integer solutions to ab - 3a + 5b = 0.

Guest May 8, 2020

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453

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envelopes

There are four letters numbers 1, 2, 3, 4, and four envelopes numbered 1, 2, 3, 4. How many ways can you place the letters in the envelopes (one letter per envelope), so that no letter matches the number of its envelope?

Guest May 8, 2020

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865

1

i don't understand this geometry question. please help me :(

In right triangle and Let and be points on hypotenuse as shown below, such that Show that

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Guest May 8, 2020

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