Jasino

7 Questions
2 Answers

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Geometry question (again)

In triangle ABC, AB=AC, and angle A is equal to 36. Point D is on AC so that BD bisects ABC.
(a) Prove that BC = BD = AD.
(b) Let x = BC and let y = CD. Using similar triangles BCD and ABC, write an equation involving x and y. read more ..

Jasino Feb 22, 2025

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Geometry question

Quadrilateral PQRS is a trapezoid with bases PQ and RS. The median MN meets the diagonals PQ and QS at X and Y, respectively, with X between M and Y as shown below. Find PQ. <read more ..

Jasino Feb 22, 2025

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Trig question, help appreciated! :)

Let be an acute angle. If then what is Please use an exact answer. Thank you!

Jasino Feb 15, 2025

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I'm confused.

Let k be a positive real number. The line x + y = 3k and the circle x^2 + y^2 = k are drawn. Find k so that the line is tangent to the circle.
If someone could send help, it would be much appreciated! :)

Jasino Feb 1, 2025

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Help please! :)

Let G be the center of equilateral triangle A dilation centered at G with scale factor -7/5 is applied to triangle XYZ to obtain triangle X'Y'Z' Let A be the area of the region that is contained inside both triangles XYZ and X'Y'Z Find read more ..

Jasino Jan 25, 2025

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help

Let $ABC$ be a triangle. Let $X$ be a point on $\overline{AC}$ such that $\angle BXA = 90^\circ.$ If $\angle ABC = 90^\circ,$ $AX = 15,$ and $CX = 6,$ then what is $BX?$

Jasino Sep 28, 2024

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Thank you so much for this very detailed answer!
It also helped me understand the problem for future questions.

Greatly appreciated, CPhill!

JasinoFeb 1, 2025

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Nevermind, I figured it out myself, the answer is:

3sqrt(10)

JasinoSep 28, 2024