ลูกค้ายังชอบ: perpendicular ,  perpendicular ,  perpendicular , 
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Perpendicular Point walking track | National Parks perpendicular Perpendicular lines will always cross at right angles. To determine if two lines are perpendicular, we need to multiply their gradients together. perpendicular ตั้งฉาก : ; be perpendicular ; Related:be vertical, be upright ; Def:ตั้งตรงให้อยู่ในแนวฉาก คือ 90 องศา ; Samp:มนุษย์เป็นสัตว์โลกชนิดเดียวที่มีรูปร่างตั้งฉากกับพื้นโลก.
perpendicular perpendicular, adv. meanings, etymology, pronunciation and more in the Oxford English Dictionary. Perpendicular Look up perpendicular in Wiktionary, the free dictionary. Perpendicular is the relationship betwe two lines which meet at a
Lines that are perpendicular intersect to form a 90∘ 90 ∘ angle. The slope of one line is the negative reciprocal of the other. We can show that two lines are at an angle of 90° to another line or surface: Two perpendicular lines form a right angle. Perpendicular is also standing or rising straight up.