Question

Thirty circular plates, each of radius 14cm and thickness 3 cm are placed one above the

another to form a cylindrical solid. Find

the total surface area

the volume of cylinder so formed.​

Answer 1

Step-by-step explanation:

Sine and cosine — a.k.a., sin(θ) and cos(θ) — are functions revealing the shape of a right triangle. Looking out from a vertex with angle θ, sin(θ) is the ratio of the opposite side to the hypotenuse , while cos(θ) is the ratio of the adjacent side to the