What are the terms of addition?

How many square feet in a lot that is 151.62 x 224.74 x 191.79 x 215.56? What is the word form of 6787692557? What is the scientific notation of 12000000? Mr Smith a first grade teacher has pictures of all his students on a chart Next to the chart are columns where he places smiley stickers at different times during the day if the students are on ta? What is 302073 in word form? Is a kite a rombus? How many triangles would it take to make this hexagono? What is 459 x 6? What is the word form for the decimal 7.246? How can you solve the street children? How you find the perimeter of a quadrant? What equal 28 in muliplication? Can a quadrilateral only be a polygon? How do you arrange digits 1-6 in a triangle so in each side will add up to nine? What is the answer for 3x plus 2y equals 5-y for y? Why is 11 an odd number? How much lines of symmetry does a octogan? How would you write eight and four hundredths in standard form? How can you tell if four line segments can form a quadrilateral? What does the bars around the integers mean?