What is the area of the triangle after applying a dilation by a scale factor of 2? Describe the effects. 31.5 cm2. The area of t
he new triangle is equal to the area of the original triangle. 63 cm2. The area of the new triangle is 2 times the area of the original triangle. 126 cm2. The area of the new triangle is 4 times the area of the original triangle. 252 cm2. The area of the new triangle is 8 times the area of the original triangle.