Please help me to answer these questions:
(a) When the angel of elevation of the sun is 62 degrees, the shadow cast by a vertical pole is 10m long. Find the height of the pole correct to one decimal place.
(b) If a=8, c=5 and A=72 degrees, find the size of the angle C?
(c) A ladder is 7m long and reaches 5m up a vertical wall. Find the angle between the ladder and the horizontal.
(d) Find the area of the triangle shown in the diagram:
Thanks a million!