Corey is making a wall-mounted bookshelf. It has 2 shelves, with a third piece of wood intersecting them. To support the shelves, Corey orders some L-brackets to put between the shelves
and the crosspiece. He measures angle 6. How many brackets should he order to have one for every angle that is congruent to angle 6? Explain.
O
2
34
5
6
7 8
A. 2; 27 is congruent to 26.
B. 2; 23 is congruent to 26.
C. 3; 27, 23 are both congruent to 26.
OD. 4; 27, 22, 23 are all congruent to 26.
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