Answer:
21
Step-by-step explanation:
It looks like you are adding not dividing. Sorry if I got it wrong. use a calcutor or photomath
Answer:
b
Step-by-step explanation:
b is correct
Answer:
8. Rotating the line 90° around any point.
Step-by-step explanation:
Perpendicular lines intersect each other at a right angle. Therefore, the transformation should create an image that intersects the preimage at an angle of 90∘. Since a rotation changes the angle between the preimage and the image, it can create perpendicular lines.