Piggy's room area is 60 square meters. How many such floor tiles do you need? (the upper bottom of trapezoid is 1 meter, the lower bottom is 3 meters, and the height is 2 meters)

Trapezoid area = (1 + 3) * 2 * 1 / 2 = 4
60/4=15
So we need 15 floor tiles

RELATED INFORMATIONS

1. Find a number that's different For example, 8 in 1 3 5 7 8 9 is a different number~
2. Find a different number from 8, 12, 16, 24, 28 and 30, and explain your division
3. 19.34.20.33.21.32
4. 9, 12, 21, 33, [], [] to find the law
5. 1, 11, 211211.111221, what's behind it
6. Who knows the next line
7. 1.11.21.1211.111221 what is the law
8. Find the rule: 1,11,211211, ()
9. Find the rules: 1, 11, 21, 1211, 3112
10. 1,11,211211111221, what's the next number?
11. How many bricks does a house that is 10 meters long, 3 meters wide and 2 meters high need Please write down the formula if possible
12. It is known that the density of bricks is 1.5 × 103 kg / m3. The walls of a house are built with bricks of 25 cm in length, 12 cm in width and 6 cm in thickness. If the total area of the internal and external walls of the house is 720 square meters and the thickness of the wall is 25 cm, the construction of the house will need bricks______ If the car can carry 4 tons at a time, it should be pulled at least______ It's only three times before you can pull these bricks
13. The first room is 8.3 meters long and 4 meters wide, and the second room is 5.3 meters long and 4 meters wide. It is planned that the floor tiles are 60 * 60. How many square meters are there in the house above me, or how many floor tiles do you want,
14. Half, two fifths, three tenths, four seventeen
15. Half, two fifths, three tenths, four seventeen, five twenty-six. What's the next number? The nth?
16. Given 3, - 6,9, - 12... - 20042007 write the 100th number in this column? Find the sum of the number in this column?
17. Known 3, - 6,9,12 Complete the following questions: find the sum of this column?
18. 3, - 6,9, - 12 , - 2004, 2007, 2010, complete the following questions: (1) write the 100th number in this column; (2) Find the sum of this column
19. 3,-6,9,-12… -20042007, - 2010 to find the sum of this column
20. 3, - 6,9, - 12 ··, - 20042007, - 2010 the 100th number is? The sum of this column is?