首页
登录
职称英语
If the diameter of a circle is 14, then the area of the circle isA、7πB、14πC、28
If the diameter of a circle is 14, then the area of the circle isA、7πB、14πC、28
游客
2024-01-14
35
管理
问题
If the diameter of a circle is 14, then the area of the circle is
选项
A、7π
B、14π
C、28π
D、49π
E、196π
答案
D
解析
The diameter of a circle is twice its radius, so if the diameter is 14, then the radius is 7. The formula for the area of a circle is πr2, so the area of this circle is 49π.
转载请注明原文地址:https://tihaiku.com/zcyy/3360360.html
相关试题推荐
AsTheplanecircledovertheairport,everyonesensedthatsomethingwaswr
AsTheplanecircledovertheairport,everyonesensedthatsomethingwaswr
AsTheplanecircledovertheairport,everyonesensedthatsomethingwaswr
AsTheplanecircledovertheairport,everyonesensedthatsomethingwaswr
AsTheplanecircledovertheairport,everyonesensedthatsomethingwaswr
AsTheplanecircledovertheairport,everyonesensedthatsomethingwaswr
AsTheplanecircledovertheairport,everyonesensedthatsomethingwaswr
AsTheplanecircledovertheairport,everyonesensedthatsomethingwaswr
AsTheplanecircledovertheairport,everyonesensedthatsomethingwaswr
AsTheplanecircledovertheairport,everyonesensedthatsomethingwaswr
随机试题
EducationinRussiaandtheothernewcountriesfacesespeciallydauntingobstac
CrossCulturalBusinessPresentationsWithinthebusinessenvironment,understan
Amanualworkerprobablyearnsmoremoneythanamanwhodoesmentallabor.For
OnenightinApril1912,ahugenewoceanliner,theTitanic,wascrossingt
我国历史上规模最大的铜活字印刷活动是印制( )。A.《大藏经》 B.《四库全
薄壁圆筒施加力偶后,圆周线的形状、大小未改变,相邻圆周线绕轴线发生相对转动,它们
误服强酸后,不宜进行的治疗是A.洗胃 B.口服镁乳60ml导泻 C.灌肠
适用于急症治疗的丸剂是A.水丸 B.水蜜丸 C.小蜜丸 D.滴丸 E.浓
四环素类的抗菌谱不包括A.金黄色葡萄球菌 B.大肠埃希菌 C.立克次体 D
儿童期出现注意力不集中,胆小,动作不协调,反应迟钝或过于敏感等症状,在儿童心理问
最新回复
(
0
)