3. (x + 1)/4 = 3 / 6
x + 1 = 3/6 x 4 = 2
x = 1
Scale factor = 6 / 4 = 1.5
Ratio of perimeters = 2 : 3
4. x / 21 = 20 / 15
x = 20 / 15 x 21 = 28
Scale factor = 20 / 15 = 4/3
Ratio of perimeters = 3 : 4
Answer:
(6c-7d)^2
Step-by-step explanation:
Factor using the perfect square rule
I hope you can read cursive and I hope this helps! (:
Answer:
cosS is 33/65
Step-by-step explanation: