Find the surface area of this rectangular prism.

a - 3 square units
b - 9 square units
c - 21 square units
d - 102 square units

Find the surface area of this rectangular prism a 3 square units b 9 square units c 21 square units d 102 square units class=

Respuesta :

Answer:

102 un²

Step-by-step explanation:

Area surface = 4( 3 x 7 ) + 2( 3 x 3 )

4( 21 )+ 2( 9 ) =

84 + 18 = 102 un²

If my answer is incorrect, pls correct me!

If you like my answer and explanation, mark me as brainliest!

-Chetan K