Answer:
scale factor 2.5
Step-by-step explanation:
Answer: 20% increase
Step-by-step explanation:
change/ original number
(60 - 50 / 50) x 100 = 20
20%
Answer:
B.
Step-by-step explanation:
That would be y = (x +10)^2.
Answer:
x = 9
Step-by-step explanation:
............................
Answer:
3.36 cm
Step-by-step explanation:
from the passage before ; the figure of question is similar to the first figure in passage because those triangles have an each equal angle.
Therefore the ratio of side is equal ; 1/0.84=4/x
Solve equation will be x(1)=4(0.84) ; x=3.36 cm