如图,OB⊥OD,OC平分∠AOD,∠BOC=35°,求∠AOD和∠AOB的大小.
![](https://img.xkw.com/dksih/QBM/2022/1/3/2886268040347648/2887007152537600/STEM/8a7d3e02-abaa-4bd1-9000-7b352ba2e101.png?resizew=212)
更新时间:2022-01-04 07:33:59
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【推荐1】如图,直线
,
相交于点O,
平分
,
.
的度数;
(2)若
,垂足为O,求
的度数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/683c590673eece14fea3319c4fd5eb55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7307ac7510cf35f74337d368b94da4e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b21f129dc4cdfe6b98f58f2ecc26cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7307ac7510cf35f74337d368b94da4e5.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60380ca89b244ae59af6551b5fdf25be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b2557547eecdc826b8282058802d217.png)
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【推荐2】如图∠AOC为直角,OC是∠BOD的平分线,且∠AOB=28º,求∠BOD的度数.
![](https://img.xkw.com/dksih/QBM/2011/12/25/1573316931985408/1573316953620480/STEM/4f10e778519743cf84675036d71c41a9.png)
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解答题-问答题
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较易
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【推荐1】如图,
,垂足为
.
(1)比较
的大小,并用“
”号连接.
(2)若
,求
和
的度数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a77e3c1c236141d6118429fade0a9b9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
(1)比较
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7e82bd36e185b19fc577adf0de0e2ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ff7942da6c3fc4005256fb1458557c0.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/160a863296d4ab0e9918975cc0fe8dbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2460507a462453e084eaf70a7d867e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15886bb1365d039d8e4450cae287788d.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/25/917fd9ba-35c2-4bf3-aa1c-826b76683b9a.png?resizew=186)
您最近一年使用:0次
解答题-问答题
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较易
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【推荐2】如图,直线
,
相交于点
,
,
平分
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/22/564c00f1-2bea-41d1-ab82-e7361327ae98.png?resizew=132)
(1)若
,求
的度数;
(2)若
,用含
的代数式表示
的度数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0acc3b50b12699a4a9a4cc391b8f5bcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/683c590673eece14fea3319c4fd5eb55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/418ebb89d29f4f631b055c911e8d178a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/22/564c00f1-2bea-41d1-ab82-e7361327ae98.png?resizew=132)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21f607746f68d75f75b19b3c3e42649d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7307ac7510cf35f74337d368b94da4e5.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd72b6e6c9cdadf519c7bc314e4f74b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7307ac7510cf35f74337d368b94da4e5.png)
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