Answer:
70
Step-by-step explanation:
triangle is 180deg in total thus,
B. 1 1/2
The post-image is clearly larger than the pre-image. The ratio of the post to the pre is 9 : 6 and 10 : 15, which are equal to 3 : 2, and equal to 1 1/2.
x^2 + 3x + 9
i hope that's what your looking for
Solve all four
3:2 i believe
9:6
divide by 3
3:2
