All Questions ⁺⁰237665 Questions

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572

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Geometry+Area

Semi circles are constructed on the three sides of a triangle as shown below. Find the area of the shaded region

Guest May 27, 2021

0

755

4

+89

Geometry Question. I would appreciate the help please.

The diagram below represents a photograph in a frame. The photo has a perimeter of 23 inches, and the area of the whole figure is 58.5 square inches. If the frame is 1 inch thick, what is the area of the photo in square inches?
read more ..

tmatthews May 27, 2021

+1

441

3

+515

Perimeter

Perimeter Problem:

mworkhard222 May 27, 2021

+1

380

0

+515

Triangles

Triangles Problem:

mworkhard222 May 27, 2021

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279

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probability

Suppose I have a bag with 12 slips of paper in it. Some of the slips have a 2 on them, and the rest have a 7 on them. If the expected value of the number shown on a slip randomly drawn from the bag is 3.25 , then how many slips have a 2? read more ..

Guest May 27, 2021

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470

1

Math

https://web2.0calc.com/questions/math_59930

Guest May 27, 2021

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445

3

Fractions

3/5 of Alan’s money was 4/5 of Barry’s money. If Barry gave Alan $30, then he would have $100 more than the amount he had left. How much did Barry have at first?

Guest May 27, 2021

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274

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coordinates

The equation of the line passing through (1,11) and (4,8) can be expressed in the form
x/a + y/b = 1.
Find a.

Guest May 27, 2021

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435

1

need help

Find all values of b such that (2b−5)x^2−2(b+1)x+3=0 has a real root.

Guest May 27, 2021

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507

1

Counting problem

At my office, 16 people own cats, 9 people own dogs, and 5 people own both cats and dogs. How many people own a cat or a dog?
(Remember that in mathematics, the word "or" is used in the inclusive sense. So if you own both a cat and a dog, then you are read more ..

Guest May 27, 2021

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500

1

+79

Been asking this question from today morning help!!

The sequence (an) satisfies a1=3 and
an= (an-1-1)/(an-1+1) for all n≥2
Find a100

imbadatmath May 27, 2021

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285

0

please help

jason, shelley, Noah, and Jonah went to a pizza parlor. the amount of the bill,including taxes and tip, totaled $52.30, Jason payed 3 dollars, shelley paid 15% of the bill, Noah paid 1/4 of the bill, and jonah payed the rest. How much of the bill did Shelley, read more ..

Guest May 27, 2021

-1

406

1

+15

Help Please :)

A line goes through (2,3) and (-8,-2). The line has an x-intercept of P and a y-intercept of Q. Find the area of triangle OPQ. Please explain if you can.

Treetrunk May 27, 2021

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509

2

+15

Quick Geometry Questions

1.) A cylinder and a cone have the same height, but the base radius of the cylinder is only half that of the cone. If the volume of the cylinder is 1, then what is the volume of the cone?

2.) Quadrilateral ABCD satisfies both read more ..

Treetrunk May 27, 2021

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280

0

polynomials

Let f(x) = x^14 - 7x^9 - 3x^2 + 2 and g(x) = 2x^14 + 3x^10 - 6x^8 + 2x - 1. Let b be a constant. What is the smallest possible degree of the polynomial f(x) + b*g(x)?

If a is the constant the the largest possible read more ..

Guest May 27, 2021

-1

461

3

Ratio

The ratio of Alan's apples to Don's apples was 3:5. When Alan gave 30 of his apples to Don, the ratio of Alan's apples to Don's apples became 1:5. Find the number of apples Alan had at first?

Guest May 27, 2021

-1

399

1

Help pls

1/2 of Alex's money was equal to 3/4 of Brayden's money. If Alex gave Brayden 5 dollars, then he would have 6 dollars less than Alex. How much did Brayden have at first?

Guest May 27, 2021

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295

0

Word problem

Hugo gave 1/4 of his money and an additional 1 dollar to Calvin. He gave 1/5 of the remaining money and an additional 4 dollars to Kenneth. The amount of money Hugo had left in the end was 31 dollars more than the amount of money he gave to Kenneth. Find read more ..

Guest May 27, 2021

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