Question

determine the height of a mountain if the elevation of its top at an unknown distance from the base is 30 and at a distance 10km Further off from the mountain, along the same line,the angle of elevation is 15 .(use tan 15 =0.27)​

Answer 1

Answer:

IC.

(iv) If x2 + y2

xy then show that x + y

x - y.

Answer 2

Answer:

hope it helps you

Step-by-step explanation:

pls find attached photos