Answer:
Step-by-step explanation:
ΔABC & ΔADE are similar triangles

Cross multiply,
12*x = 12*4

x = 1 * 4
x = 4
Answer:
D. length = 10 cm; width = 7 cm
100% sure
Answer:
we plot first the data and find the equation. The equation is c(x) = 7x2 - 3x + 5. when x is equal to 5, then c(x) is equal to $165
Step-by-step explanation:
Answer:
60,
Step-by-step explanation:
4.8 / 0.08
Removing the decimal points by multiplying by 100:
= 480 / 8
= 60.