How can I prove a line is an altitude

prove Given: line r is parallel to line s prove: <1 is congruent to <2

Prove line segment BP is 2/3 of line segment BD in triangle ABC

prove that every every line segment has one and only one end point . use euclids geometry to prove

Prove that the line PQ,with P(0;3) and Q(5;5),is parallel to the line 5y+5=2x

Use anumber line to prove 1/4=2/8=4/16

Prove that a line that divides two sides of a triangle proportionally is parallel to the third side....

Prove that the line {p:p = (1, 3, -1) + t(0, 3, 5)} lies entirely in the plane {(x, y, z): 2x –...

prove that the sum of 3/4 and 10squared is irrational, show your work and in 1 sentence expliain why...

Find point H to prove that line DH is an enlargement of line DF by a scale factor of 2 with point D...

Find point Q to prove that line DQ is an enlargement of line DF by a scale factor of 2 with a point...

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