Intercepts occur when the axis is crossed, which is when the other axis is at 0. Plug in 0 for x & y. 5x + 0 =30 means x = 6. 3y + 0 =30 means y is 10.
4. 28.5 squared centimeter 5. height=18 ft 7. The triangle will be bigger. Since this scale factor is 4, then that means that the 2-D plane will be bigger. 8. The perimeter will get bigger.
