Which of the four images was formed by a reflection of the letter W? ОА OB Ос OD

For the rule of 78, for a 12-month period, the last term in the sequence is 12 and the series sums to 78. for an 10 month period, the last term is and the series sum is . for a 15 month period, the last term is and the series sum is . for a 20 month period, the last term is and the series sum is

How many lines can be drawn through points j and k? 0 1 2 3

Select the lengths in centimeters that would form a right triangle