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help algebra

What is the smallest value of

HelpMePlssss 1 juil. 2022

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218

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HELP ASAP

Four unit spheres are externally tangent to each other and all of them are internally tangent to a larger sphere. The radius of the larger sphere can be expressed as , where a,b are two positive integers. Find a+b.

HelpMePlssss 30 juin 2022

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204

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HELP GEOMETRY

A regular tetrahedron has side length 1. A plane passing through four edge's midpoints cut the tetrahedron at the halfway as shown. Each piece has surface area expressed as , where m,n as well as p,q are coprime positive integers. lire plus ..

HelpMePlssss 30 juin 2022

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176

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HELP ASAPPP

In △ABC, BC=24, D is a point on BC. G1 and G2 are centroids of △ABD and △ACD, respectively. Find the length of G1G2.

lire plus ..

HelpMePlssss 28 juin 2022

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184

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HELP PLS

In △ABC, CE is the angle bisector of the exterior angle ACD, BE is the angle bisector of ∠ABC. If ∠BEC=32∘, find the measure of ∠CAE.

lire plus ..

HelpMePlssss 28 juin 2022

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209

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HELP ASAP

In △ABC, ∠BAC=36∘, AB=AC=1. Find the length of BC.

HelpMePlssss 28 juin 2022

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212

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HELP PLS

In △ABC, AB=2, D is a point on BC, such that AD bisects ∠BAC. If , ∠BAC=30∘, the value of BC^2 can be expressed as , where p,q, and r are integers, such that r is a positive integer lire plus ..

HelpMePlssss 28 juin 2022

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HELP GEOMETRY ASAP

The medians of △ABC have lengths 15, 36, and 39. Find the area of △ABC.

HelpMePlssss 28 juin 2022

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155

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HELP GEOMETRY

Point F lies in △ABC, such that the extension of BF intersect AC at E, the extension of CF intersect AB at D. Suppose the areas of △BDF, △CEF, quadrilateral ADFE are 2, 3, 4, lire plus ..

HelpMePlssss 27 juin 2022