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Hoshi coloured seven spaces on a calendar page tocreate an H-pattern.JanuaryWhich sums between 80 & 90 are possible in anMandayTerndayFridaySaturdayH-pattern on a calendar?2A.Calculate the sum of the numbers in the7910H-pattern on the calendar page shown.11Repeat step "A" for THREE more H-patterns in12B.1314151617other locations on the calendar page.181920C.Describe, in words, how the sum of each21222324H-pattern is related to this middle number.2527D.Consider the H-pattern shown above. Add TWO293031numbers shaded with the same colour. How doesthe sum compare with the middle number in theH-pattern? Repeat for the two other pairs ofshaded numbers.E.Repeat step D for each of your THREE H-patterns.F.Copy out and complete this H-pattern diagram,replacing each "?", with an an algebraicexpression.??N - 1NN + 8G.Use step D, E, or F to explain why your rule in step C is correct.