Hello, I have an easy 4 questions for law of sine and cosine math practice.

I just need answers to compare to my original answers and you do not have to explain.

Please write neatly, it would be appreciate it and circle answers.

Law of Sines and Cosines . Question 5 Given the triangle below, find the measure of angle A. Picture is not drawn to scale 12 20 A A degrees Give your answer accurate to at least one decimal place Question Help: Video Question 6 Solve the triangle if a = 32 km, b = 52 km and c = 25 km. LA LB LC Assume _ A is opposite side a, ZB is opposite side b, and ZO is opposite side c. Enter your answer as a number; answer should be accurate to 2 decimal places. Question Help: Video Question 7 A steep mountain is inclined 74 degree to the horizontal and rises to a height of 3400 ft above the surrounding plain. A cable car is to be installed running to the top of the mountain from a point 940 ft out in the plain from the base of the mountain. Find the shortest length of cable needed. Round your answer to the nearest foot. The shortest length of cable needed is Question Help: DVideo . Question 8 Suppose you have a triangle (which may not necessarily be a right triangle) with sides a = 20, b = 16, and c = 11, use Heron's formula to find the following: A) The semiperimeter of the triangle: Answer: The semiperimeter is units long. B) The area of the triangle: Answer: The area is square units. Round your area calculation to two decimal places (hundredths)