Question

Please give only right answers​

Answer 1

Answer:

A)

C)

D

Step-by-step explanation:

To avoid confusion when measuring, scientists use a shared system of measurement, called the International System of Units (SI). ... A common measurement system allows us to make direct comparisons instead of having to know things like how much a certain animal weighs.

Answer 2

To verify the properties of sides and angles of a triangle using geometric instruments.