Two cars started out
145 miles apart on straight
highway, traveling towards each
other at a constant speed. One
hour later, the two cars passed
each other. If they stayed
at their speeds and directions,
how far apart were they an
hour after they met?'

tube or goog would be a great resource to with that question

answer

d. 10

explanation

the distance from point y to wx is the height of the triangle.

using pythagoras theorem,

group similar terms to get,

this implies that,

take positive square root of both sides to get,

this implies that,

what shape is