Segment addition postulate

Step-by-step explanation:

for 1:

we know that bc+cd=bd

plug in what we wre given

23+22= bd

add.

for 2:

we know that ef+fg=eg

plug in what we know

4x+3 + 6x+9 = 72

combine like factors

10x+12=72

solve

(subtract 12 on both sides) 10x=60

(divide by 10 on both sides) x=6

a 270° rotation about point p says on e d g e n u it y (had to space it out because it says it's a misspelling so i couldn't submit it

after 1 year: 221 deer

step-by-step explanation:

30% of 170 is 51. 170+51=221