Answer: 57
Step-by-step explanation:
6{-4[-5+7-(10)]+7}-9
6{-4[-1]+7}-9
6{11}-9
66-9=57
Answer:
rectangles triangles trapizoids
Step-by-step explanation:
rectangles triangles trapizoids
Supplementary angles are two angles on a line that equal to 180°
4. Then you have x^2+4x+4 which gives you (x+2)(x+2) when you factor it.
Answer:
C
Step-by-step explanation:
