Question

What is the surface area of the prism?



A.
82 yd2

B.
90 yd2

C.
96 yd2

D.
108 yd2
http://lv.k12.com/mediaFiles/Ninth_Grade/Math/Unit17866/Lesson69401/VHS_PA_S2_05_L211_L311_LQ_Q2.gif

Answer 1

Hello sir :)
can u give me a min and ill be right back

Answer 2

SA= (perimeter of triangle)(height) + 2(area of base)

Answer 3

so i think d

Answer 4

why not just get the area of each of the shapes in the prism?

notice, the prism is just 3 rectangles and 2 triangles, stacked up to each other at the edges

Answer 5

ya but lokk really close

Answer 6

4^2 + 3^2 =c^2

Answer 7

19+9=c so u add those up and get the square root of 25 which is ?

Answer 8

anyhow.. notice, is just 5 shapes
find the area of each
add them up

notice, you have a missing side on the triangle
as israa88 said, use the pythagorean theorem to get that one

Answer 9

sir u are confusing me now @jdoe0001

Answer 10

no lock it's not on the option list

Answer 11

@Blonde_Gangsta

Answer 12

@DenishaH

Answer 13

what are we doing??

Answer 14

http://lv.k12.com/mediaFiles/Ninth_Grade/Math/Unit17866/Lesson69401/VHS_PA_S2_05_L211_L311_LQ_Q2.gif

Answer 15

What is the surface area of the prism?



A.
82 yd2

B.
90 yd2

C.
96 yd2

D.
108 yd2

Answer 16

give me a sec

Answer 17

I think D too

Answer 18

I'm pretty sure its D

Answer 19

http://www.studyzone.org/mtestprep/math8/a/surfareatriprism7l.cfm

Answer 20

are u sure it's d

Answer 21

Yup sir :)