Which one of following statement expresses a true proportion 3: 4=9: 12 b. 2: 1=1: 2 c. 7: 9=8: 9 d. 54: 9=6: 3

Apple pie is removed from 350 degree oven. temperature of the pie t minutes after being removed id given by the function t(t)=72+268e-0.068t

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)

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 °