All Questions

145

no title

how do you fine the angle if a building is 48.34 feet tall has a shadow that is 53.15 feet long.

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Cecestrange Jul 21, 2023

177

solve

Solve for the variable x in terms of y and z, assuming y \neq \frac{1}{2}:
xy + x = \frac{3x + 2y + z + y + 2z}{3}

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Guest Jul 21, 2023

177

triangle

Help Im bad at geometry
In triangle ABC, let the angle bisectors be BY and CZ. Given AB = 16, AY = 16, and CY = 16, find BC and BZ.

Guest Jul 21, 2023

157

solve

If I give my brother 5 dollars, then we will have the same amount of money. If instead he gives me 25 dollars, then I'll have twice as much money as he will have. How much money does my brother currently have (in dollars)?

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Guest Jul 21, 2023

Jul 20, 2023

148

hard geometry

This is some very hard geometry
Triangle XYZ is equilateral. Points Y and Z lie on a circle centered at O, such that X is the circumcenter of triangle OYZ, and X lies inside triangle OYZ. If the read more ..

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Guest Jul 20, 2023

171

altitudes

I need help with altitudes
Triangle ABC has altitudes AD, BE, and CF. If AD = 12, BE = 12, and CF is a positive integer, then find the largest possible value of CF.

Guest Jul 20, 2023

163

system

Find the ordered triple (p,q,r) that satisfies the following system:
p - 2q = 3
q - 2r = -2 + q
p + r = 9 + p read more ..

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Guest Jul 20, 2023

166

help geo

In triangle ABC, point X is on side BC such that AX=13,BX=10,CX=10, and the circumcircles of triangles ABX and ACX have the same radius. Find the area of triangle ABC.

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Guest Jul 20, 2023

197

hi where is cphill

we would love him back

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Guest Jul 20, 2023

170

+129

Help pls

Ben had some red, blue and yellow cards. He had 156 more blue cards than red cards and 2/3 as many yellow cards as red cards. He gave away 1/3 of his red cards, 5/6 of his blue cards and 50% of his yellow cards. In the end, he had 250 cards left.
(a) How read more ..

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Soyoxxommm Jul 20, 2023

160

+129

Can anyone help with this question?

Sheik had some $2, $5 and $10 notes. The ratio of the number of $2 notes to the number of $5 notes to the number of $10 notes was 1: 3: 5. After spending all his $10 notes and 5/6 of his $5 notes, he had $783 left. How much money did he have at fi read more ..

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Soyoxxommm Jul 20, 2023

180

help with geo

In triangle ABC, point X is on side BC such that AX=13,BX=10,CX=10, and the circumcircles of triangles ABX and ACX have the same radius. Find the area of triangle A

Guest Jul 20, 2023

172

Help

What is the sum of the the roots of the equation 4x^3 + 5x^2 - 8x = 0 ? Express your answer as a decimal to the nearest hundredth.

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Guest Jul 20, 2023

183

urgent help

The points $P,$ $Q,$ and $R$ are represented by the complex numbers $z,$ $(1 + i) z,$ and $2 \overline{z},$ respectively, where $|z| = 1.$ When $P,$ $Q$, and $R$ are not collinear, let $S$ be the fourth vertex of the parallelogram $PQSR.$ What is the maximum read more ..

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danniel Jul 20, 2023

151

+762

A Problem

Use the quadratic formula to simplify 2x2 + 5x - 37 / 4.

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history Jul 20, 2023

154

+95

Quadratic Inequalities

What are all values of p such that for every q > 0 , we have
3(p^2 + p^2q + 3q^2)/ p+q > 2p^2q
Express your answer in interval notation in decimal form.

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ZBRS7311 Jul 20, 2023

185

divisible

What is the smallest positive integer divisible by integers $1$ through $99$?

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Guest Jul 20, 2023

169

math form 2

state the number of terms of 12ab+7-y

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Guest Jul 20, 2023

158

statistics

what is the mean of 100 and standard deviation of 10 that equals more than 115

Guest Jul 20, 2023

128

coefficient

Find the coefficient of y^4 in the expansion of (2y-5+3y^2)^6.

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Guest Jul 20, 2023

138

Where in the world is Cphill?

we need him back here

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Guest Jul 20, 2023

159

Hi, where did ElectricPavlov and cphill go

we need them ack here straight away

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Guest Jul 20, 2023

132

altitudes

I need help with altitudes
Triangle ABC has altitudes AD, BE, and CF. If AD = 12, BE = 12, and CF is a positive integer, then find the largest possible value of CF.

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Guest Jul 20, 2023

All Questions ⁺⁰238443 Questions

no title

solve

triangle

solve

hard geometry

altitudes

system

help geo

hi where is cphill

Help pls

Can anyone help with this question?

help with geo

Help

urgent help

A Problem

Quadratic Inequalities

divisible

math form 2

statistics

coefficient

Where in the world is Cphill?

Hi, where did ElectricPavlov and cphill go

altitudes

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