Are all 4 sided figures parallelograms?

What is standard form of five feet and two and forty five hundredths? How the exponential logarithm and trigonometric functions of variable is different from complex variable comment? What is a ishan corner? What are some possible reasons for the consistency in the percentage complete estimates 80 produced by the two production lines? What is a number that 12 and 13 will go into? How many 1.75L equal to 64oz? What quantity of a 80 percent acid solution must be mixed with a 30 percent solution to produce 300 mL of a 40 percent solution? What are the multiples of ninety? Would you fill a pot with a measuring cup or or quart? What are actual dimensions of 2 x 4 treated lumber? If 28 equals 35 percent what will equal 25 percent? In geometry what words begin with the letter y? Why do footballs have pentagons? What is 17.9 in decimal form? Did Bach have a nickname? What is one over 3 as a decimal? What fractions are close to 1 whole? What 4 X 7 equal? 8.3 is what percent of 37.5? How do you answer an estimate mean?