Trigonometry Answers

The vertices of a triangle are R (3,0), S (-1,3), and T (0, -2). a) Classify the triangle by side length and b) Find the perimeter of the triangle to the nearest tenth.

A farmer wishes to find the area of a triangular piece of land by measurements it has a base of 120 rods and . Find the required area. 

At point P, the angle of elevation of the top of a hill is 37.93°. At point Q on the same horizontal line as P and the foot of the hill and 56.6 meters from P, the angle of elevation is 22.61°. Find the height of the hill.

If tan θ = - \sqrt(3)/3 and cos θ > 0; Find csc θ.

A 12-ft ramp rests against the edge of the floor at the back door of a truck. To make it

stable 2.5 ft of the ramp extends beyond the edge of the floor, which is 3.5 ft above the

level ground. Find the tangent and the cosine of the angle that makes with the ground.

A 40 foot Flag pole stands on the top of the hill. To measure the height of the hill a survey or standing at the base of the hill finds a measure of the angle of elevation of the top and bottom of the flag got to be 49.7 and 39.3 respectively. Find the height of the hill to the bottom of the nearest foot

tan θ = - \sqrt(3)/3 and cos θ > 0; Find csc θ.

y=ctgx+sin²x³