Answer:
i think this is the answer Starting with ΔABC, draw the dilation image of the triangle with a center at the origin and a scale factor of two. Notice that every coordinate of the original triangle has been multiplied by the scale factor (x2).
Step-by-step explanation:
7.2326
1+pi/2, 5/2, square root of 12-1, 2.25. Let me know if this is correct!