Respuesta :
Answer:
35 days
Step-by-step explanation:
Formula for trapezoids: b1 + b2 ÷ 2 × h
29+40=70
70÷2=35
35×20=700
Total: 700cm²
700÷20=35
Marc has brownies for 35days.
Answer:
35 days
Step-by-step explanation:
Formula for trapezoids: b1 + b2 ÷ 2 × h
29+40=70
70÷2=35
35×20=700
Total: 700cm²
700÷20=35
Marc has brownies for 35days.