Considera in senso orario le semirette a, b,c, d di origine comune O e tali che aOb e cOd siano retti. Dimostra che gli amgoli bOc e aOd sono supplementari

i think the answer is 90 hope this

86

step-by-step explanation:

find the area of the triangle then multiply by 2 then add the area of the parollelegram multiplied by 2

the first domain and range set to the left is matched with the top relation, and the second set the set in the middle goes with the bottom relation.