(1)上午,乐乐从东大门进入游乐场,先向________行________米到达玩过山车的地方,再向________偏________ 60°方向行________米到达玩旋转木马的地方,再向________行________米达到玩蹦极的地方,接着向________偏西________°方向行________米到达午餐厅.
(2)下午,从午餐厅出发,先向________偏________ ________°方向行________米到达玩青蛙跳的地方,又向南行300米到达________,最后向________行________米从________离开了游乐场.
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