Answer: 4
Step-by-step explanation:8 + 9 = 17 you take what he paid 13 and subtract 13 from 17 and you get 4. 4 is how many dollars off he got.
Answer:
30 feet/5 seconds = 6 feet/1 second. hope this helps
Step-by-step explanation:
- Zombie
Answer: The side length of the white square is b-a, so the combined area of the four right triangles is c^2-(b-a)^2.
Step-by-step explanation: iready
Answer:
in triangle ACD and BCE
AC = EC
angle ACD = angle ECB ( COMMON ANGLE).
CB = CD
BY side and side criteria
triangle ACD is congruent to triangle BCE
so angle a is congruent to angle E
hence, proved
