Using the distance formula
d= square root of (x2-x1)^2+(y2-y1)^2
(9-9)^2+(10-3)^2
0^2+7^2
0+49
Square root of 49 is 7
d=7
U CAN MAKE 30 BRACELETS BECAUSE IF U ADD ALL THE BEADS IT GIVE U 30 SO 30
Answer:
a 10 ft
Step-by-step explanation:
To find the height of similar shapes, write a proportion of equal ratios.

Cross multiply to solve for y.
12y = 15(8)
12y = 120
y=10