O que está faltando nesta definição de "congruência"?

Congruência - Duas ou mais coisas são congruentes se forem iguais

Twice the sum of x and y decreased by 21

A group of students is timed while sprinting 100 meters. Each student's speed can be found by dividing 100 m by their time. Is each statement true or false? Explain your reasoning. Speed is a function of time. Time is a function of distance.

8=2 missing exponent

How to get the x intercept y = (2x+3) (x-1) (x-4)

What is not a reason why the mass of an atom is expressed in atomic mass units rather than in grams?

The initial population of a town is 3600 , and it grows with a doubling time of 10 years. What will the population be in 8 years?

A: What are the solutions to the quadratic equation x^2+9=0? B: What is the factored form of the quadratic expression x^2+9? Select one answer for question A, and select one answer for question B.

Math Two classes are combining to do a singing performance. The first class has 26 students and the second class has 22 students. If the students will then be split into four singing groups, how many students will be in each of the groups?

What is 3.100 in word form

A plane intersects a prism to form a cross section that is a polygon with five sides. The minimum number of sides that the polygon at the base of the prism must have ls ...