I believe the answer is a memo.
Um what’s the question then I don’t speak whatever that is.
Answer:
Oblique drawing is a projective drawing in which the frontal lines or face are given in true proportions and relations.
Explanation:
1:An oblique sketch puts more focus on the face or front of an object .
2:An oblique sketches are usually drawn using a 45 degree angle to render the 3rd dimension
Color and black are shade, and color plus white is tint. a silhouette is a solid shape with no detail.