一道英文的数学题…… 没看懂A child swings back and forth,reaching a maximum angle of 32° with the vertical.The swing is 3.4 m long and 0.75 m from the ground when at rest.What maximum height above the ground does the child reach.“The

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一道英文的数学题…… 没看懂A child swings back and forth,reaching a maximum angle of 32° with the vertical.The swing is 3.4 m long and 0.75 m from the ground when at rest.What maximum height above the ground does the child reach.“The
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一道英文的数学题…… 没看懂A child swings back and forth,reaching a maximum angle of 32° with the vertical.The swing is 3.4 m long and 0.75 m from the ground when at rest.What maximum height above the ground does the child reach.“The
一道英文的数学题…… 没看懂
A child swings back and forth,reaching a maximum angle of 32° with the vertical.
The swing is 3.4 m long and 0.75 m from the ground when at rest.
What maximum height above the ground does the child reach.
“The swing is 3.4 m long and 0.75 m from the ground when at rest.”

一道英文的数学题…… 没看懂A child swings back and forth,reaching a maximum angle of 32° with the vertical.The swing is 3.4 m long and 0.75 m from the ground when at rest.What maximum height above the ground does the child reach.“The
秋千长3.4m,静止时距离地面0.75m.
计算:
0.75+(3.4-3.4*cos32)

摇摆是3.4 m从地面的长和0.75 m,当休息。
孩子反复摇摆,到达32°一个最大角度与垂直的。摇摆是3.4 m从地面的长和0.75 m,当休息。在地面之上的什么最大高度做儿童伸手可及的距离。