The components of vector à are: Ax = +7,6
Ay = -6.4
What is the approximate magnitude of A
A.9.9
B.7.9
C.12
D.8.9
E.11

|A| = √(Ax)^2 + (Ay)^2

|A| = √(7.6)^2 + (-6.4)^2

|A| = √98.72

|A| = 9.9

answer and explanation;

composition refers to both the types of minerals within a rock and the overall chemical makeup of the rock while texture refers to the size and arrangement of the minerals or grains that make up a rock. both composition and texture can be used to classify rocks, such as igneous rocks. texture describes how the rock became solid or crystallized from liquid, melted rock. composition of a rock describes the minerals that make up a particular rock.