Answer:
Positive 8
Step-by-step explanation:
Since they're both negative numbers and it went from -9 to -1, you had to have added a positive number to get a lesser negative number. To put it simply, if you were to subtract 8 from 9, you'd get 1.
Answer:
Scale factor = 2, x = 3 cm
Step-by-step explanation:
The scale factor is 2 because you can see that in the second figure you multiply the sides from the first one by 2.
Using the scale factor 2, you can multiply 1.5 * 2 = 3 for x.
Answer:
k=0
Step-by-step explanation:
3k+6-3=3
3k = 3+3-6
3k = 6-6
3k = 0
k = 0
Answer:
Step-by-step explanation:
reasons
2) vertical angles are congruent
4) SAS