150
13+46= 59
59+87= 146
Round 46 to the nearest ten, which in this case would be 50 because the last number is larger than a 5.
Then add the 1 back in to make it 150.
Answer:

Step-by-step explanation:

Answer:

Step-by-step explanation:

Given that AB has been dilated by scale factor 3 to form A'B', and by laws of dilation, the image is congruent to the pre image. This implies that the image will not change in any way whatsoever apart from the size. Hence the slope will remain the same. That means the slope of A'B' will be 3
Answer:
No, yes, no, yes
Step-by-step explanation:
Lines are only perpendicular if their gradients multiply to -1.