Answer/Step-by-step explanation:
The corresponding side lengths of two triangles are always equal. Apply this in solving for x
4. 
Cross multiply

6x = 45
divide both sides by 6
y = 7.5
5. 
Cross multiply

8x = 110
divide both sides by 8
x = 13.75
6. 
Cross multiply

7x = 48
divide both sides by 7
x = 6.86 (nearest hundredth)
2) DE
Best luck with your studying
Anna+patrick
anna=52
patric=x
susitute
52+x
tada
combined weight=52+x
Perfectly correct. Two quarters do make a half :)
17,19,23 are the prime numbers