СÃ÷ÀûÓÃһδ֪½¹¾àµÄ͹͸¾µÌ½¾¿Í¸¾µµÄ³ÉÏñ¹æÂÉ£¬½øÐÐÈçϲÙ×÷²¢µÃµ½ÁËÏà¹Ø½áÂÛ£®ÇëÄ㽫¿Õȱ²¿·Ö²¹³äÍêÕû£®
£¨1£©µ±À¯Öò¾àÀë͹͸¾µ20cmʱ£¬ÔÚ¾àÀë͹͸¾µ20cmµÄ¹âÆÁÉϵõ½ÇåÎúµÄµÈ´óµÄÏñ£®Ôò¸Ã͸¾µµÄ½¹¾àΪ______cm£®
£¨2£©½«À¯Öò¡¢Í¸¾µºÍ¹âÆÁ·ÅÔÚ¹â¾ß×ùÉÏ£¬²¢Ê¹ÖòÑ桢͸¾µºÍ¹âÆÁÈýÕßµÄÖÐÐÄ´óÖÂÔÚ______£®
£¨3£©°´ÒªÇó½øÐй۲ìºÍ²âÁ¿£¬²¢½«¹Û²âÇé¿ö¼Ç¼ÔÚϱíÖУ®
ʵÑéÐòºÅ Îï¾àu/cm Ïñ¾àv/cm ÏñµÄÐÔÖÊ
1 30 15 µ¹Á¢¡¢ËõСµÄʵÏñ
2 25 16.7
3 20 20 µ¹Á¢¡¢µÈ´óµÄʵÏñ
4 15 µ¹Á¢¡¢·Å´óµÄʵÏñ
5 5 ÕýÁ¢¡¢·Å´óµÄÐéÏñ
¢Ù±íÖÐʵÑéÐòºÅ2ÖÐÏñµÄÐÔÖÊΪ______£»ÊµÑéÐòºÅ4 ÖÐÏñ¾àΪ______cm£®
¢Úµ±ÖòÑæ´ÓÔ¶´¦Ïò͸¾µ¿¿½üʱ£¬ÈÔÒªÔÚ¹âÆÁÉϵõ½ÇåÎúµÄÏñ£¬¹âÆÁÓ¦Ïò______ £¨Ñ¡Ìî¡°¿¿½ü¡±»ò¡°Ô¶À롱£©Í¸¾µµÄ·½ÏòÒƶ¯£®
£¨1£©µ±u=20cmʱ£¬ÎïÌå³ÉµÈ´óµÄÏñ£¬ËùÒÔ2f=20cm£¬¼´f=10cm£»
¹Ê´ð°¸Îª£º10£®
£¨2£©ÎªÁËʹÏñ³ÉÔÚ¹âÆÁµÄÖÐÑ룬±ØÐëµ÷½ÚÖòÑæµÄÑæÐÄ¡¢Í¸¾µµÄ¹âÐÄ¡¢¹âÆÁµÄÖÐÐÄ´óÖÂÔÚͬһ¸ß¶ÈÉÏ£®
¹Ê´ð°¸Îª£ºÍ¬Ò»¸ß¶È£®
£¨3£©¢Ù´ËʱÎï¾àΪ25cm£¬Ô¶´óÓÚ2±¶½¹¾à20cm£¬ÔòËù³ÉµÄÏñÊǵ¹Á¢ËõСµÄʵÏñ£¬
µ±ÎïÌå³Éµ¹Á¢·Å´óµÄʵÏñʱ£¬´ËʱµÄÏñ¾àÕýºÃµÈÓÚ͹͸¾µ³Éµ¹Á¢ËõСµÄʵÏñʱµÄÎï¾à£¬¼´30cm
¹Ê´ð°¸Îª£ºµ¹Á¢ËõСµÄʵÏñ£»30£»
¢ÚÒò³ÉʵÏñʱ£¬Îï¾àԽС£¬Ïñ¾àÔ½´ó£¬ÊµÏñÔ½´ó£¬´ËʱÎï¾à±äС£¬ÔòÏñ¾à±ä´ó£¬
¹Ê´ð°¸Îª£ºÔ¶À룮
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

23¡¢Ð¡Ã÷ÀûÓÃһδ֪½¹¾àµÄ͹͸¾µÌ½¾¿Í¸¾µµÄ³ÉÏñ¹æÂÉ£¬½øÐÐÁËÈçϲÙ×÷²¢µÃµ½ÁËÏà¹Ø½áÂÛ£®ÇëÄ㽫¿Õȱ²¿·Ö²¹³äÍêÕû£®
£¨1£©½«Ò»ÊøƽÐйâÉäÏò͹͸¾µ£¬µÃµ½ÈçͼËùʾµÄ¹â·ͼ£®Ôò¸Ã͸¾µµÄ½¹¾àΪ
10
cm£®

£¨2£©½«À¯Öò¡¢Í¸¾µºÍ¹âÆÁ·ÅÔÚ¹â¾ß×ùÉÏ£¬²¢Ê¹ÖòÑ桢͸¾µºÍ¹âÆÁÈýÕßµÄÖÐÐÄ´óÖÂÔÚ
ͬһ¸ß¶ÈÉÏ
£®
£¨3£©°´ÒªÇó½øÐй۲ìºÍ²âÁ¿£¬²¢½«¹Û²âÇé¿ö¼Ç¼ÔÚϱíÖУ®
ʵÑéÐòºÅ Îï¾àu/cm Ïñ¾àv/cm ÏñµÄÐÔÖÊ
1 30 15 µ¹Á¢¡¢ËõСµÄʵÏñ
2 25 16.7
3 20 µ¹Á¢¡¢µÈ´óµÄʵÏñ
4 15 30 µ¹Á¢¡¢·Å´óµÄʵÏñ
5 5 ÕýÁ¢¡¢·Å´óµÄʵÏñ
¢ÙÉϱíÖÐʵÑéÐòºÅ2ÖÐÏñµÄÐÔÖÊΪ
µ¹Á¢ËõСµÄʵÏñ
£¬ÊµÑéÐòºÅ3ÖÐÏñ¾àΪ
20
cm£®
¢Úµ±ÖòÑæ´ÓÔ¶´¦Ïò͸¾µ¿¿½üʱ£¬ÈÔÒªÔÚ¹âÆÁÉϵõ½ÇåÎúµÄÏñ£¬¹âÆÁÓ¦Ïò
Ô¶Àë
£¨Ñ¡Ìî¡°¿¿½ü¡±»ò¡°Ô¶À롱£©Í¸¾µµÄ·½ÏòÒƶ¯£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

£¨2010?ÆÖ¿ÚÇø¶þÄ££©Ð¡Ã÷ÀûÓÃһδ֪½¹¾àµÄ͹͸¾µÌ½¾¿Í¸¾µµÄ³ÉÏñ¹æÂÉ£¬½øÐÐÁËÈçϲÙ×÷²¢µÃµ½ÁËÏà¹Ø½áÂÛ£®ÇëÄãͨ¹ýÊÔÌâÌṩµÄÐÅÏ¢£¬Íê³ÉÏÂÁÐÌî¿Õ£®
£¨1£©½«Ò»ÊøƽÐйâÉäÏò͹͸¾µ£¬µÃµ½ÈçͼËùʾµÄ¹â·ͼ£®Ôò¸Ã͸¾µµÄ½¹¾àΪ
10
10
cm£®
£¨2£©½«À¯Öò¡¢Í¸¾µºÍ¹âÆÁ·ÅÔÚ¹â¾ß×ùÉÏ£¬²¢Ê¹ÖòÑ桢͸¾µºÍ¹âÆÁÈýÕßµÄÖÐÐÄ´óÖÂÔÚ
ͬһ¸ß¶È
ͬһ¸ß¶È
£®
£¨3£©°´ÒªÇó½øÐй۲ìºÍ²âÁ¿£¬²¢½«¹Û²âÇé¿ö¼Ç¼ÔÚϱíÖУ®
ʵÑéÐòºÅ Îï¾àu/cm Ïñ¾àv/cm ÏñµÄÐÔÖÊ
1 30 15
2 20 µÈ´ó¡¢µ¹Á¢µÄʵÏñ
3 15 ·Å´ó¡¢µ¹Á¢µÄʵÏñ
4 5 / ¹âÕ¹ÉÏÎÞÏñ
¢ÙÉϱíÖÐʵÑéÐòºÅ1ÖÐÏñµÄÐÔÖÊΪ
µ¹Á¢¡¢ËõСµÄʵÏñ
µ¹Á¢¡¢ËõСµÄʵÏñ
£»
¢ÚÉϱíÖÐʵÑéÐòºÅ2ÖÐÎï¾àΪ
20
20
cm£»
¢ÛÉϱíÖÐʵÑéÐòºÅ3ÖеÄÏñ¾àΪ
30
30
cm£»
¢ÜʵÑéÐòºÅ4ÖÐÏñ²»ÄܳÉÔÚ¹âÆÁÉÏ£¬ÆäÔ­ÒòÊÇ
͹͸¾µ³ÉÐéÏñ£¬ÐéÏñ²»ÄܳÉÔÚ¹âÆÁÉÏ
͹͸¾µ³ÉÐéÏñ£¬ÐéÏñ²»ÄܳÉÔÚ¹âÆÁÉÏ
£»
¢Ýµ±ÖòÑæ´ÓÔ¶´¦Ïò͸¾µ¿¿½üʱ£¨ÔÚu£¾10cm·¶Î§ÄÚ£©£¬ÈôÈÔÒªÔÚ¹âÆÁÉϵõ½ÇåÎúµÄÏñ£¬¹âÆÁÓ¦Ïò
Ô¶Àë
Ô¶Àë
£¨¿¿½ü/Ô¶À룩͸¾µµÄ·½ÏòÒƶ¯£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

£¨1£©Ð¡Ã÷ÀûÓÃһδ֪½¹¾àµÄ͹͸¾µÌ½¾¿Í¸¾µµÄ³ÉÏñ¹æÂÉ£¬½øÐÐÁËÈçϲÙ×÷²¢µÃµ½ÁËÏà¹Ø½áÂÛ£®ÇëÄ㽫¿Õȱ²¿·Ö²¹³äÍêÕû£®
1½«Ò»ÊøƽÐйâÉäÏò͹͸¾µ£¬µÃµ½Èçͼ23ËùʾµÄ¹â·ͼ£®Ôò¸Ã͸¾µµÄ½¹¾àΪ
10
10
cm£»
¢Ú½«À¯Öò¡¢Í¸¾µºÍ¹âÆÁ·ÅÔÚ¹â¾ß×ùÉÏ£¨Èçͼ24£©£¬²¢Ê¹ÖòÑ桢͸¾µºÍ¹âÆÁÈýÕßµÄÖÐÐÄ´óÖÂÔÚ
ͬһ¸ß¶È
ͬһ¸ß¶È
£¬ÆäÄ¿µÄÊÇʹÏñ³ÉÔÚ
¹âÆÁµÄÖÐÑë
¹âÆÁµÄÖÐÑë
£»
¢Û°´ÒªÇó½øÐй۲ìºÍ²âÁ¿£¬²¢½«¹Û²âÇé¿ö¼Ç¼ÔÚϱíÖУ®
ʵÑéÐòºÅ Îï¾àu/cm Ïñ¾àv/cm ÏñµÄÐÔÖÊ
1 30 15 µ¹Á¢¡¢ËõСµÄʵÏñ
2 25 16.7
3 20 20 µ¹Á¢¡¢µÈ´óµÄʵÏñ
4 15 30 µ¹Á¢¡¢·Å´óµÄʵÏñ
5 5 ÕýÁ¢¡¢·Å´óµÄÐéÏñ
ÉϱíÖÐʵÑéÐòºÅ2ÖÐÏñµÄÐÔÖÊΪ
µ¹Á¢¡¢ËõСµÄʵÏñ
µ¹Á¢¡¢ËõСµÄʵÏñ
£»µ±À¯Öò´ÓÔ¶´¦Ïò͸¾µ¿¿½üʱ£¬ÈÔÒªÔÚ¹âÆÁÉϵõ½ÇåÎúµÄÏñ£¬¹âÆÁÓ¦Ïò
Ô¶Àë
Ô¶Àë
£¨Ñ¡Ìî¡°¿¿½ü¡±»ò¡°Ô¶À롱£©Í¸¾µµÄ·½ÏòÒƶ¯£®

£¨2£©ÈçͼËùʾ£¬ÔÚ̽¾¿¡°Æ½Ãæ¾µ³ÉÏñµÄÌص㡱ʵÑéÖУ¬ÔÚ²£Á§°åºó·ÅÒ»Ö§ÓëAÍêÈ«ÏàͬµÄδµãȼµÄÀ¯ÖòB£¬ÕâÑù×öµÄÄ¿µÄÊÇ̽¾¿£ºÆ½Ãæ¾µ³ÉÏñµÄ´óСÓëÎïÌå
´óС
´óС
µÄ¹Øϵ£»ÓÃÖ±³ß·Ö±ð²âÁ¿À¯ÖòºÍÏñµ½²£Á§°åµÄ¾àÀ룬ĿµÄÊÇ̽¾¿
ÎïÏñµ½Æ½Ãæ¾µµÄ¾àÀë
ÎïÏñµ½Æ½Ãæ¾µµÄ¾àÀë
µÄ¹Øϵ£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

СÃ÷ÀûÓÃһδ֪½¹¾àµÄ͹͸¾µÌ½¾¿Í¸¾µµÄ³ÉÏñ¹æÂÉ£¬½øÐÐÁËÈçϲÙ×÷²¢µÃµ½ÁËÏà¹Ø½áÂÛ£¬ÇëÄ㽫¿Õȱ²¿·Ö²¹³äÍêÕû£®
£¨1£©½«Ò»ÊøƽÐйâÉäÏò͹͸¾µ£¬µÃµ½Èçͼ1ËùʾµÄ¹â·ͼ£¬Ôò¸Ã͸¾µµÄ½¹¾àΪ
10
10
cm£®
£¨2£©½«À¯Öò¡¢Í¸¾µºÍ¹âÆÁ·ÅÔÚ¹â¾ß×ùÉÏ£¬²¢Ê¹ÖòÑ桢͸¾µºÍ¹âÆÁÈýÕßµÄÖÐÐÄ´óÖÂÔÚ
ͬһ¸ß¶ÈÉÏ
ͬһ¸ß¶ÈÉÏ
£®
£¨3£©°´Èçͼ2ËùʾµÄ·½°¸½øÐÐʵÑéºÍ¹Û²ì£¬²¢½«¹Û²âÇé¿ö¼Ç¼ÔÚϱíÖУ®
ʵÑéÐòºÅ Îï¾àu/cm Ïñ¾àv/cm ÏñµÄÐÔÖÊ
1 30 15 µ¹Á¢¡¢ËõСµÄʵÏñ
2 25 16.7
3 20 20 µ¹Á¢¡¢µÈ´óµÄʵÏñ
4 15 µ¹Á¢¡¢·Å´óµÄʵÏñ
5 5 ÕýÁ¢¡¢·Å´óµÄʵÏñ
¢Ù±íÖÐʵÑéÐòºÅ2ÖÐÏñµÄÐÔÖÊΪ
µ¹Á¢¡¢ËõСµÄʵÏñ
µ¹Á¢¡¢ËõСµÄʵÏñ
£¬ÊµÑéÐòºÅ4ÖÐÏñ¾àΪ
30
30
cm£®
¢Úµ±ÖòÑæ´ÓÔ¶´¦Ïò͸¾µ¿¿½üʱ£¬ÈÔÒªÔÚ¹âÆÁÉϵõ½ÇåÎúµÄÏñ£¬¹âÆÁÓ¦Ïò
Ô¶Àë
Ô¶Àë
£¨Ñ¡Ìî¡°¿¿½ü¡±»ò¡°Ô¶À롱£©Í¸¾µµÄ·½ÏòÒƶ¯£®
¢ÛÈôÔÚ¹âÆÁÉϵõ½Èçͼ2ËùʾµÄͼÏ󣬳ÉÏñÔÚ¹âÆÁµÄ×óÉϽǣ®ÈôҪͨ¹ýµ÷Õû͸¾µÈÃÏñÔÚ¹âÆÁµÄÖÐÑ룬ӦÏò
ÓÒÏÂ
ÓÒÏÂ
£¨ÓÒÏ£¬×óÉÏ£¬ÓÒÉÏ£¬×óÏ£©µ÷½Ú£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

СÃ÷ÀûÓÃһδ֪½¹¾àµÄ͹͸¾µÌ½¾¿Í¸¾µµÄ³ÉÏñ¹æÂÉ£¬½øÐÐÁËÈçϲÙ×÷²¢µÃµ½ÁËÏà¹Ø½áÂÛ£¬ÇëÄ㽫¿Õȱ²¿·Ö²¹³äÍêÕû£®

£¨1£©½«Ò»ÊøƽÐйâÉäÏò͹͸¾µ£¬µÃµ½ÈçͼËùʾµÄ¹â·ͼ£¬Ôò¸Ã͸¾µµÄ½¹¾àΪ
10
10
cm£®
£¨2£©½«À¯Öò¡¢Í¸¾µºÍ¹âÆÁ·ÅÔÚ¹â¾ß×ùÉÏ£¬²¢Ê¹ÖòÑ桢͸¾µºÍ¹âÆÁÈýÕßµÄÖÐÐÄ´óÖÂÔÚ
ͬһ¸ß¶È
ͬһ¸ß¶È
£»
£¨3£©°´ÈçͼËùʾµÄ·½°¸½øÐÐʵÑéºÍ¹Û²ì£¬²¢½«¹Û²âÇé¿ö¼Ç¼ÔÚϱíÖУ®
ʵÑéÐòºÅ Îï¾àu/cm  Ïñ¾àv/cm ÏñµÄÐÔÖÊ
1 30 15
µ¹Á¢ËõСµÄʵÏñ
µ¹Á¢ËõСµÄʵÏñ
2 20
20
20
µ¹Á¢µÈ´óµÄʵÏñ
3 15
30
30
µ¹Á¢·Å´óµÄʵÏñ
µ¹Á¢·Å´óµÄʵÏñ
4 5 3
ÕýÁ¢·Å´óµÄÐéÏñ
ÕýÁ¢·Å´óµÄÐéÏñ
£¨4£©µ±ÖòÑæ´ÓÔ¶´¦Ïò͸¾µ¿¿½üʱ£¬ÈÔÒªÔÚ¹âÆÁÉϵõ½ÇåÎúµÄÏñ£¬¹âÆÁÓ¦Ïò
Ô¶Àë
Ô¶Àë
£¨Ñ¡Ìî¡°¿¿½ü¡±»ò¡°Ô¶À롱£©Í¸¾µµÄ·½ÏòÒƶ¯£®
£¨5£©ÈôÔÚ¹âÆÁÉϵõ½ÈçͼËùʾµÄͼÏ󣬳ÉÏñÔÚ¹âÆÁµÄ×óÉϽǣ®ÈôҪͨ¹ýµ÷Õû͸¾µÈÃÏñÔÚ¹âÆÁµÄÖÐÑ룬ӦÏò
ÓÒÏÂ
ÓÒÏÂ
£¨ÓÒÏ£¬×óÉÏ£¬ÓÒÉÏ£¬×óÏ£©µ÷½Ú£®

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸