Because a triangle's angles need to equal 180, you can subtract 100(30+70) and you will get 80. So 80 will be your third angle.
Plug in the to X value in
Answer:
Step-by-step explanation:
2(20 + 22) = 2(42) = 84 total books
Answer:
m=-5
Step-by-step explanation:
Purr fbfbfbffjhfbfbfbfbfbfbf