Mathematics, 24.07.2021 16:30 o11011195

A ladder stands with its base on the ground and up against a vertical wall. When the base of the ladder is a metres from the wall, the ladder makes an angle of 80º with the ground. When the base of the ladder is pulled a further 20cm from the wall, the angle made with the ground is 75º. What is a(correct to 2dp) and the length of the ladder(correct to the nearest cm).

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A ladder stands with its base on the ground and up against a vertical wall. When the base of the lad...