3 years ago

Find the surface area please help

Mathematics

2 answers:

KatRina [158]3 years ago

6 0

Answer:

the answer is 30

Step-by-step explanation:

hight x base²

inna [77]3 years ago

3 0

Answer:

AS =282.7cm²

Step-by-step explanation:

SA = 3.14×r×L +3.14×r²

L²=5²+12²

L=13)

= 3.14×5×13 + 13.4x5²

AS=282.7cm²

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