# 1
เส้นรอบรูปของสามเหลี่ยมคือผลรวมของความยาวด้านทั้งสามด้าน




Quiz na ginawa gamit ang premium map
15 na tanong
Payagan ang maling sagot
Itago ang sagot
Pampublikong quiz
Restricted ang access dahil nag-expire na ang plan. Copy at i-edit sa ibang map.