All Questions ⁺⁰237321 Questions

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Geometry

Find the inradius of the triangle ABC.

TheEarlyMathster ●

TheEarlyMathster Jun 27, 2022

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246

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mahs

In a fruit punch drink, the 3 ingredients are apple juice, orange juice and cranberry juice. If 3/4 of the drink is apple juice and 1/10 is orange juice then write the ratio of cranberry juice to apple juice to orange juice in its simplest form.
<read more ..

Guest Jun 27, 2022

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283

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quadratic

The quadratic -6x^2+72x+216 can be written in the form a(x+b)^2+c, where a, b, and c are constants. What is a+b+c?

Guest Jun 27, 2022

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198

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help geometry

In triangle ABC, point D divides side AC so that AD : DC = 1 : 2. Let E be the midpoint of BD and let F be the point of intersection of line BC and line AE. Given that the area of ΔADE is 360 cm2, what is the area of ΔEBF?

Guest Jun 27, 2022

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299

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help geometry

In triangle ABC, AC = BC, angle DCB is 44 degrees, and CD is parallel to AB. What is the number of degrees in angle ECD?

Guest Jun 27, 2022

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206

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bỏ dấu ngoặc rồi tính

bỏ dấu ngoặc rồi tính: a)17/11-(6/5-16/11)+25/5
b)39/5+(9/4-9/5)-(5/4+6/7)

Guest Jun 27, 2022

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269

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help coordinates

In terms of pi, what is the area of the circle defined by the equation 2x^2+2y^2+10x-6y-18=x^2+y^2+5x-y?

Guest Jun 27, 2022

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269

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+12

Help!

In quadrilateral BCED, we have BD = 11, BC = 9, and CE=2. Sides BD and CE are extended past B and C, respectively, to meet at point A. If AC = 28 and AB = 24, then what is DE?
Can someone go through the steps for me? Don't say the answer so I can figure read more ..

awhoo Jun 27, 2022

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286

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Inequality

Find all x that satisfy the inequality (2x+10)(x+3)<(3x+9)(x-8). Express your answer in interval notation.

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Guest Jun 27, 2022

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298

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+349

what is the formula for the volume of a cone

$$state \ the \ fundamental \ theorem \ of \ calculus \ and \ find \ the \ x \ values \ for \ x^4 + x^3 + x^2 + 2x + 1$$

hipie Jun 27, 2022

Jun 26, 2022

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267

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help probability

A point (x,y) is randomly selected such that 0 <= x <= 3 and 0 <= y <= 6. What is the probability that x + y <= 5? Express your answer as a common fraction.

Guest Jun 26, 2022

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256

2

system

If w, x, y, and z are real numbers satisfying:
w+x+y = -2,
w+x+z = 4,
w+y+z = 19 read more ..

Guest Jun 26, 2022

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297

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digits

Find the last three digits of 101^{202}

Guest Jun 26, 2022

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242

1

What is the area of this figure?

What is the area of this figure?

Guest Jun 26, 2022

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236

1

What is the area of this figure?

What is the area of this figure?

Guest Jun 26, 2022

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276

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probability

A bag has 4 red marbles, 5 white marbles, 6 blue marbles, and 7 green marbles. Three marbles are drawn from the bag (without replacement). What is the probability that they are all the same color?

Guest Jun 26, 2022

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289

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Probability

Three marbles are randomly selected, without replacement, from a bag containing two red, three blue and four green marbles. What is the probability that one marble of each color is selected? Express your answer as a common fraction.

Guest Jun 26, 2022

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255

1

Exponents

If 3^(x + y) = 81 and 81^(x - y) = 9,then what is the value of the product xy? Express your answer as a common fraction.

Guest Jun 26, 2022

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255

1

Counting

How many numbers can be expressed as the sum of two or more distinct elements of the set {0,1,2,...,16}? For example, one possible number is 2 + 10 + 12 + 15.

Guest Jun 26, 2022

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245

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Math

I'm thinking of two numbers. One number is 8 times as big as the other. The difference between the two numbers is 28. What is the sum of the two numbers?

Guest Jun 26, 2022

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271

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circles

In the circle below, AB is parallel to CD, AD is a diameter of the circle, and AD = 36.What is the length of AB?

Guest Jun 26, 2022

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274

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help coordinates

If a is the x-intercept, b is the y-intercept, and m is the slope of the line with equation x/4 + y/18 = 1, then what is the value of a + b + m?

Guest Jun 26, 2022

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275

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can you solve?

Find constants A and B such that (2x - 17)/(x^2 - x - 2) = A/(x - 2) + B/(x + 1) for all x such that x neq -1 and x \neq 2. Give your answer as the ordered pair (A,B).

Guest Jun 26, 2022

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271

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help plz

For how many real values of x is sqrt(120 - sqrt(x^2)) an integer?

Guest Jun 26, 2022

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300

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hard algebra

If $g(x)=\sqrt[3]{\frac{x+3}{4}}$, for what value of x will g(2x)=g(x)? Express your answer in simplest form.

Guest Jun 26, 2022

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