Determine, pela decomposição em fatores primos, o m. d.c de: a) 18,30

2 fator comum b) 36,84

c) 80,100,120

Se puder com cálculo

Thales was an ancient philosopher familiar with similar triangles. one story about him says that he found the height of a pyramid by measuring its shadow and his own shadow at the same time. if the person is 5-ft tall, what is the height of the pyramid in the drawing?

Select the conic section that represents the equation. 3x2 + 3y2 -2x + 4 = 0

Solve the equation. 2x - 8(x+1)= 6(2x - 3)