Answer:
Step-by-step explanation:
a= 12 mm ; b = 16 mm ; c = 18 mm
s = (a + b+c)/2

s -a = 18 - 12 = 6 mm
s -b = 18 - 16 = 2 mm
s -c = 18 - 8 = 10 mm



= 5.75
Height = 5.8 mm
The measure of GAB is 40 degrees, answer A
I think the answer is √20
let me know if I'm wrong. hope this helps
Answer: positive, linear association
Step-by-step explanation: that is the answer, because the dots are rising up in a slope