Answer: a= -1.477747,-1.153646,-0.076870
Step-by-step explanation:
Use proportions:
height/shadow
2.6/1.24 = x/38.25
Cross multiply
1.24x=99.45
x = 80.2016129
Answer:

Step-by-step explanation:
Using the definition of similar triangle, we have the equation for problem no. 14 as:

Best Regards!
Answer:
x > 2
Step-by-step explanation:
First simplify the bracket....to give you...x + 2...then
; 4x + x + 2 > 12....
; 5x + 2 > 12
; 5x > 12 - 2.....then gives you...5x > 10...then divide both sides by 5
then gives you....; x > 2