geometry
posted by neil .
A person 6 ft tall is standing near a treet light so that he is 4/10 of the distance from the pole to the tip of his shadow.How high above the ground is the light bulb? If the persons head is exactly 5ft from the light bulb how far is the person from the pole,and how long is the shadow?

in quadrilateral ABC the measure of angle A is twice to angle B is twice in angle C twice in angle D
find the measure of each angle