《2025年每天100道口算题卡河北少年儿童出版社六年级数学下册苏教版》

求梯形的面积。
⑰ a = 8m b = 12m h = 5m S =
⑱ a = 1.5cm b = 2.5cm h = 6cm S =
⑲ a = 3.8cm b = 2.2cm h = 1.5cm S =
⑳ a = 5.2cm b = 2.9cm h = 6cm S =
㉑ a = 2.7m b = 0.8m h = 0.8m S =
㉒ a = 8.3dm b = 2.7dm h = 34.1dm S =
㉓ a = 3dm b = 5.2dm h = 22.5dm S =
㉔ a = 5.6m b = 15.4m h = 42m S =
㉕ a = 1.2cm b = 2.8cm h = 5.2cm S =
㉖ a = 3dm b = 6dm h = 8dm S =
㉗ a = 1.7cm b = 4.3cm h = 1.8cm S =
㉘ a = 7dm b = 4dm h = 20dm S =
㉙ a = 7.6cm b = 2.4cm h = 5.5cm S =
㉚ a = 5.5cm b = 4.5cm h = 28.8cm S =
㉛ a = 8m b = 14m h = 2m S =
㉜ a = 9cm b = 5cm h = 4cm S =

答案： $P_{60}$①~⑧$50m^{2}$ $12cm^{2}$ $4.5cm^{2}$ $24.3cm^{2}$ $1.4m^{2}$ $187.55dm^{2}$ $92.25dm^{2}$ $441m^{2}$
⑨~⑯$10.4cm^{2}$ $36dm^{2}$ $5.4cm^{2}$ $110dm^{2}$ $27.5cm^{2}$ $144cm^{2}$ $22m^{2}$ $28cm^{2}$