Beth is hiking in Redwood National Forest And sports a humongous tree! She decides to atinaste the height of the tree. She backtracks 75 ft from the base of the tree and lays on the ground. She estimates the angle of elevation from her eye to the top of the tree is 70 degrees! How tall is this tree?

Please, someone help me with this

Which of the activities listed below could limit global warming by slowing the increase in atmospheric carbon dioxide levels? view available hint(s) select all that apply. a. replacing fossil fuels with nuclear energy b. burning vegetation to clear land for agriculture c. limiting soil erosion so organic matter takes longer to decompose d. choosing a fuel-efficient car, or bicycling to school or work e. using more electrical appliances and cars f. cutting down forests to build houses

What is the famous rainforest in costa rica called?

In the diagram below, ab and bc are tangent to o. what is the measure of