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).

step-by-step explanation:

answer: the sun

explanation:

water cycle describes the evaporation of water from earth's surface, formation of clouds and precipitation water back onto the surface of earth. seventy percent of the earth is covered with water in the form of seas and oceans. the heat of the sun causes the evaporation of water from the surface of the ocean. the water vapors rise and condense to form water droplets. the collection of these water droplets form clouds which rain down again.

the evaporation of the oceans surface water as part of the water cycle is caused by the sun

i am so sorry , i have no idea but i want points so i won't be a beginner anymore