at_answer_text_math

1.) 150 cm

2.)150.80 cm / 48π / 150.796 cm

3.) 76 m

at_explanation_text_math

1.) solution: (6)(5^2)= 150

2.) solution: 2(π)(3)(5) + 2(π)(3^2) = 150.80 / 48π / 150.796

3.) solution: 2(4)(2)+2(4)(5)+2(5)(2)= 76

       L= 4m    W= 5m    H= 2m

:)