Area Of 3-D Objects

Question 1

Cubes

Answer 1

workout area of 1 face = sxs
6 x that area
= total surface area

Question 2

Prisms

Answer 2

Area A = lxb
Area B = lxb
Area C = lxb
TSA = 2xArea A + 2xArea B + 2xArea C

Question 3

Triangular prisms

Answer 3

Area A = half (b x perpendicular h)
Area B = lxb
TSA= 2 x Area A + 3 x Area B

Question 4

Volume

Answer 4

Length x breadth x height