Question

Find the surface area of the triangular prism

Answer 1

a. one hundred seventeen square centimeters
b. six hundred forty-eight square centimeters
c. seven hundred fifty-six square centimeters
d. eight hundred ten square centimeters

Answer 2

I believe its A

Answer 3

hey @study100 what do u think

Answer 4

cause im dead tired

Answer 5

I'll calculate it asap
but meanwhile if you want to try work it out first on your own
http://www.studyzone.org/mtestprep/math8/a/surfareatriprism7l.cfm

formula+example

Answer 6

Thanks for taking this one man IOU

Answer 7

W= 12
S=15
L=15
H=9

we use the formula
SA= WH+LW+LH+LS
SA= 12(9)+(15)(12)+ 15(9)+(15)(15)
SA=108+180+135+225
SA=648 cm^2

Answer 8

Ty :DDDDDDDD I read the website you gave it makes since to me now ty so much! :)

Answer 9

anytime :) glad it helps you
concepts > (more than) correct answers