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Perimeta nke a trapezoid, perimeta usoro ihe mgbako

Perimeta nke a trapezoid, perimeta usoro ihe mgbako-enye gị ohere ịhụ a perimeta nke a trapezoid, site usoro, eji ogologo niile trapezoid n'akụkụ.
a:   b:   c:   d:  

Perimeta nke a trapezoid

Trapezoid bụ a convex quadrilateral na ọ dịkarịa ala otu ụzọ ukem n'akụkụ, a na-akpọ bases nke trapezoid, na ndị ọzọ na abụọ n'akụkụ na-akpọ ụkwụ ma ọ bụ mpụta n'akụkụ.
Formula maka perimeta nke a triangle: P=a+b+c+d,
ebe a, b, ch, d - n'akụkụ nke a trapezoid