Match the term with the definition.

plane perpendicular lines parallel lines circle angle

a) two lines that intersect at 90° angles

b) a set of all points in a plane that are a given distance from a point

c) two lines that lie within the same plane and never intersect

d) a flat surface that extends infinitely and has no depth; it has length and width

e) a figure consisting of two rays with a common endpoint

How to solve a simultaneous equation involved with fractions?

How do you use the elimination method for this question? explain, because i really want to understand!

Acompany manufactures large valves, packed in boxes. a shipment consists of 1500 valves packed in 75 boxes. each box has the outer dimensions 1.2 x 0.8 x 1.6 m and the inner dimensions 1.19 x 0.79 x 1.59 m. the boxes are loaded on a vehicle (truck + trailer). the available capacity in the vehicle combination is 140 m3. each valve has a volume of 0.06 m3. - calculate the load factor on the box level (%). - calculate the load factor on the vehicle level (%). - calculate the overall load factor (%).