In the diagram below, lines jk and lm

Step-by-step explanation:

Lines JK and LM are perpendicular lines as they intersect at 90°.

c) perpendicular  

quit

step-by-step explanation:

75

step-by-step explanation:

you do x-29=46 (the number of cantaloupes sold)

in order to find x, you have to find what minus 29 equals 46, meaning you'd have to add 29 to 46.

29+46=75

if you replace x with 75, the equation looks like:

75-29=46

x=75