Answer:
b
Step-by-step explanation:
Answer: STEP 1.
21√2 m
AC = √AD²+CD²
= √21²+21²
=√2×21²
= 21√2 m
6
y + 1 = 7
y + =
y = 40/6 = 20/3 = 6
-18F + 6g The exact value