Answer:
a
Step-by-step explanation:
Answer:The line that is congruent to angle 4 is angle 1
hope this helped :)
3
15% of 20=0.15 x 20=3
4
on edg
2
2x2=4
f − 1 ( x ) = √ 2 ( x + 8 ) /2 , − √ 2 ( x + 8 ) /2
keep it under whole root
