Answer:
Always
Step-by-step explanation:
a 'quadrilateral' is a 4-sided polygon and all 4-sides polygons have interior angles whose sum is 360 degrees
Answer:
All of these questions, I did on paper. Gimme a sec while I upload them
Step-by-step explanation:
The answer is c because y=mx+b
Answer:
531 m²
Step-by-step explanation:
9x9x5=405 (5 sides that are 9x9, including the bottom)
1/2x9x7x4=126 (4 triangles on top)
405+126=531
