The angles of a quadrilateral are x, (x − 10),(x + 30) and 2x degrees. Find all the angles of the quadrilateral.

the answer is b.

step-by-step explanation:

identity property is where 0+whatever number=whatever number. basically 0+ a number.

the answer is b.)

< 1=< 2

step-by-step explanation:

well if you round, things become much more simple. round 5.95 to 6, 4.25 to 4, and 1.05 to 1. now, add 6+4+1 and that would equal 11. so the items together would equal to about $11.