某日早晨,济南(北纬37.3°,东经117.5°)的小明拍摄日出照片,并发微信至朋友圈。据此,完成各小题。

1.小丽所在的城市最有可能是( )
A.兰州 | B.呼和浩特 | C.哈尔滨 | D.西宁 |
A.地球大小 | B.地球形状 | C.地球自转 | D.地球公转 |
A.![]() | B.![]() | C.![]() | D.![]() |

同类型试题

y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2


y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2

