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25 POINTS! PLEASE HELP MEEEEE!

25 POINTS! PLEASE HELP MEEEEE!-example-1
User Dnord
by
7.1k points

1 Answer

5 votes

Answer:

14981yd^2

Step by step:

1) surface area formula: SA=2bs+b^2

s=height

b=square of base

so

SA=2*71*70+71^2

SA=2*71*70+5041

SA=9940+5041

SA=14981

User Mery
by
7.2k points