He has 30 and gets rid of 4 so 26 cookies then gets rid of 8 more, so then 18 cookies left.
<1 and <2 are complementary : given
<1+<2=90 : definition of complementary
<1 congruent <3 : given
<2 congruent <4 : given
<3 congruent <4 : transitive property
Answer:
EBD is 135, ABE is 45
Step-by-step explanation:
9.5 percent but in the equation you would add 1