Think of each segment in the figure as part of a line. All the angles on lateral faces are right angles. Which line is parallel to HG
Which line is perpendicular to DE
Which like in skew to CD
Which plane is parallel to plan ABCDEF

Prove that quadrilateral is a rhombus.

Avery’s piggy bank has 300 nickels, 450 pennies, and 150 dimes. she randomly picks three coins. each time she picks a coin, she makes a note of it and puts it back into the piggy bank before picking the next coin.

Aline is perpendicular to another line m2= (-1/m1), where m1 is the slope of the original line and m2 is the slope of the perpendicular line. which of the following equations represents the line that passes through the point (-2,1) and is perpendicular to the line below?