82.8k views
17 votes
Can someone please help me? :(

Can someone please help me? :(-example-1
User Woz
by
3.4k points

2 Answers

9 votes

Answer:

341

Explanation:

((10 x 11)/2) x 4

=220

220+11 x 11

220 + 121=

341

User Sbaxter
by
3.8k points
0 votes

Answer:

561 is the surface area

Explanation:

11 x 11 is the base area which equals 121. The height is 10 and the base is 11 for the triangles so it is 11 x 10 which equals 110. We multiply that number by 4 to equal 440. 440 + 121 equals 561 so 561 is the surface area.

User Jacob Stanley
by
3.9k points