Outside temperature over a day can be modeled as a sinusoidal function. Suppose you know the temperature is 45 degrees at midnight and the high and low temperature during the day are 50 and 40 degrees,...

i) determine the exact values of x,y, and r ii) sketch angle θ in standard position iii) determine the principal angle θ and the related acute angle B to the nearest degree   a)...

The angle of elevation from the roof of a 10 m high building to the top of another building is 41o . The two buildings are 18 m apart at the base.   - How tall, to the nearest metre,...

Can someone provide me a solution for this problem? Two boats leave Whitby harbor at the same time. One boat heads 19km to its destination in Lake Ontario. The second boat heads on a course 70o...

Can someone provide a solution to this problem? The angle of elevation from the roof of a 10 m high building to the top of another building is 41o . The two buildings are 18 m apart at the base...

Hi, 1. How to solve triangle, if B=109,0mm (located sublevel), C=97,0mm (located on the right side) and γ= 32,9 degrees (located between left side A and sublevel B)? 2. Same positions...

Use trig identities to verify -sin^2x+csc^2x-cos^2x=cot^2x