36.33°=___°___′___″;56°25′12″=________

TheGreatWalliswell-known/famousallovertheworld.

北冰洋、大西洋、印度洋.其中大西洋只经过地中海、波罗的海.好望角在20°E以西,是大西洋与印度洋的界线.

veryinteresting;allovertheworld.

98°30′18″=98.505°30′=0.5°18″=0.005°37.145°=37°8′42"0.145°*60=8.7′0.7′=42"再问：18″=0.005°怎么得出的？再答：18/36

81.21°=__81_度__12_分__36_秒0.21°=0.21*60'=12.6'=12'+0.6'0.6'=0.6*60''=36''√希望你能看懂,你能明白,赞同

(1)23°30〃=23.5_°；78.36°=_78__°_21___′__36__〃;(2)52°45′-32°46′=__19_°_59__′

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-2又7分之1×（-3）＋（-1又4分之3）×7分之12×（7分之1-1又3分之1）=-15/7*-3+7/4*12/7*(1/7-4/3)=45/7+3/7-4=48/7-4=48/7-38/7=2

昨天的雨很大._______________lastnight.=______　___lastnight(Itrainedcatsanddogs)lastnight=(Itrainedheavily)

①57.32°=57度+0.32x60分=57度+19.2分=57度+19分+0.2x60秒=57度19分12秒;②27°14'24''=27°+14'+24/60'=27°+14.4'=27°+14

be good at =___ ___ ___

dowellinbegoodat+-ing或sth.dowellin+sth.

Willyougivemeahand?givesb.ahand=helpsb.

atidyroom

如果∠A=23°34′,∠B=71°45′,∠A+∠B=95°19′

95°19′

Comebackfrom

.17°=.17*60=10.2′.2′=.2*60=12〃所以答案是38°10′12〃

100.2°=100°12′100°12′-78°24′18〃=21°47′42〃建议你到一个网站看一下,幻音教育网,在那里的“数学”专栏里有除了有大量的数学资源外还有像“生活与数学”、“几何趣图”等

48°56'37"=48.9436°48.5637°=48°33'49"84°46’+6°23‘=91°09‘52°37’-31°15‘12”=21°21‘48”43°32’×2=87°04‘58°3

tobehonest老实说tobefrank坦率的说

Prettyhealthy=ingoodhealth～Ifsbisprettyhealthy,thatmeanstheyareingoodhealth.♥自己认真回答的,应该是正确的,

36.33°=___°___′___″;56°25′12″=_________°