6. A box contains 5 green pencils and 7 yellow pencils. Two pencils are chosen at
random from the box without replacement. What is the probability they are
different colors?
a. 35/144
b. 35/132
c. 35/121
d. 35/66

The base of a triangle is 8 1 3 meters and the height of the triangle is the fourth root of 16 meters meters. what is the area of the triangle?

Two corresponding sides of two similar triangles are 3cm and 5cm. the area of the first triangle is 12cm^2. what is the area of the second triangle?

Abird on top of a 200 ft bridge tower sees a man standing on the lower part of the bridge (which is 50 ft above the ground). the angle of depression from the bird is 26 ̊. how far is the man from the base of the bridge tower? with explanation and pictures .