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Mathematics 15 Online
OpenStudy (anonymous):

given abcd is a quadrilateral with AB=BC and DC C.) AD≥DC D.) AD

OpenStudy (anonymous):

OpenStudy (anonymous):

@Directrix

OpenStudy (anonymous):

@nincompoop

OpenStudy (anonymous):

@Hero OR @hartnn can u help me please

OpenStudy (anonymous):

@Directrix

Directrix (directrix):

This is the theorem you need to apply: (SAS Inequality Theorem) If two sides of one triangle are congruent to two sides of another triangle, but the included angle of the first triangle is larger than the included angle of the second, then the third side of the first triangle is longer than the third side of the second triangle.

Directrix (directrix):

Doing so gives AD > DC. @DeeBush96

OpenStudy (anonymous):

so its b

Directrix (directrix):

Correct.

OpenStudy (anonymous):

can u help me with one more

Directrix (directrix):

I'll try.

OpenStudy (anonymous):

If F=x+4 and BC=3x+6, what is FE

Directrix (directrix):

Should this be FE? If F= ...

OpenStudy (anonymous):

If FE=x+4 and BC=3x+6 what is FE

Directrix (directrix):

Look at the textbook or e-text. Are you given that points F and E are midpoints of the sides of the triangle on which they lie? @DeeBush96

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