Ana tinha um recipiente que, cheio de leite, pesava 1,2kg. após consumir 3/5 do leite desse recipiente, ela verificou que restava 840g. qual será o peso desse recipiente quando restar apenas 1/3 de leite?

60.96438

step-by-step explanation:

last option

step-by-step explanation:

given that δdef is right and isoceles,

assuming that side df is the hypotenuse means that de an ef are the other 2 sides that intersect at 90° and are of equal length.

because they are of equal length, we can say that they are congruent

because they intersect at 90°, their slopes must be opposite reciprocals.

only the last option satisfies these conditions.

  or  

step-by-step explanation:

if the four friends split the cost, p, of the pizza evenly, then each friend pays one-fourth of the cost of the pizza.

the expression is   or