Write and equivalent expression for 4(a+5) by modeling and by using the distributive property.
also explain how.

Which number is irrational? a) 16 b) 18 c) 25 d) 36

Li buys supplies so he can make and sell key chains. he begins to make a profit only after he sells 4 key chains. what point on the graph makes the most sense in this situation?

Given: m∠ adb = m∠cdb ad ≅ dc prove: m∠ bac = m∠bca lol