Ducky, Lane, Cartoonlens, CALLMEBAGELS, and Country girl, please come here (This isn't a question)

Classify the following triangle check all that apply

Simplify the rational expression. state any restrictions on the variable. t^2-4t-12 / t-8 the / is a fraction sign.

Polygon abcd is a parallelogram, and m? abc = 127°. the length of is 10 units, and the length of is 5 units. the perimeter of the parallelogram is units, and m? bcd is °