Answer:
y = 
Step-by-step explanation:
to get the hypotenuse:
use the Pythagorean theorem:
a² + b² = c²
where a = 19, b = 8.2 c = y
plugin values:
19² + 8.2² = y²
y = 
The point is anywhere below 0 on the Y axis
25-7=18
18/25=x/100
the scale factor is 4
multiply 18*4
72%
The correct answer is A. 3:4 = 9:12
P>4
t>4
r>2
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