Gente alguém pode pelo amor de deus me explicar equação de 1° tenho prova disso amanhã e não entendo nada!

Can you simplify 4/7? 24 points will be awarded!

Which math sentence can be used to determine if the triangle is a right triangle?

What is true about the dilation? it is a reduction with a scale factor between 0 and 1. it is a reduction with a scale factor greater than 1. it is an enlargement with a scale factor between 0 and 1. it is an enlargement with a scale factor greater than 1.