**Answer:**

The area of base of cereal box is 20 mm².

**Step-by-step explanation:**

The volume of a cereal box is 400 mm³. The height of bx is 20mm.

The volume of box is

Divide both sides by 20.

**Therefore the area of base of cereal box is 20 mm².**

**Answer:**

**Step-by-step explanation:**

hello :

y = 6x - 10 (*)

2x + 3y = 10...(**)

by (*) put this value of y into (**) : 2x+3(6x-10)=10

2x+18x-30 = 10

20x=40 so : x= 2 but y = 6x - 10 y = 6(2)-10 =2

one solutions (2,2)

**Answer:**

wow

**Step-by-step explanation:**

The first answer angle AB is congruent to angle DE

**Answer: bc they both equal .33 repeating**

**Step-by-step explanation:**