1. Which of the following is correct concerning angles 3 and 4 in the figure?
A. The angles are alternate exterior
angles.
B. The total of both angles should be
360°.
C. The angles are vertical angles.
D. Each angle should measure 50°.

The y form of iron is known as: a) ferrite b) cementite c) perlite d) austenite

Fluids at rest possess no flow energy. a)- true b)- false

Ifa component is made of two or more materials with different modulus of elasticity (e), it is called a composite member and we calculate the factor·n". mention the formula for calculating n". also, ifn> 1, explain what will happen to the 1. transformed.gi) ifn 1, what will happen to the material when transformed material when