exam Maths Puzzle Numerical Ability

Quadrilateral BDEF is a rhombus with vertices on triangle ABC. Given AB=10, and BC=15, find DE.

Read Solution (Total 0)

exam Other Question

If ship is anchored at origin of 3 dim. coordinate sys. and 2 probes are sent below the surface, 1st probe stops at (-8, -4, 6) and 2nd probe stops at
(4, -9, -2) which probe is farather from the ship? Can someone help me graph this problem? I have to do it on the computer and not on paper.

I need to graph using the intercept method: 2x + y = 4

Thanks allot,
Lyn