@markyyy 5 May 2021 more from that month

My girlfriend is 1st year college student and im grade 12 student they ask me to their lesson about math and I saw it and try to analyze I dont have Idea about their lesson coz I dont encouter it yet but in a few minutes I understand it then I explain it to how sphear formula get. Im so happy because I can help my girl to answer her question hahahahab kahit shs lang ako nasagot ko