Discover the answers to your questions at Westonci.ca, where experts share their knowledge and insights with you. Get the answers you need quickly and accurately from a dedicated community of experts on our Q&A platform. Our platform provides a seamless experience for finding reliable answers from a network of experienced professionals.

Please help me on this

Please Help Me On This class=

Sagot :

Answer:

12. C

13. B

14. B

Step-by-step explanation:

12 - length of ramp = hypotenuse

given the angle 20, we have hypotenuse and opposite, so we use sin

sin 20* = 10/r

13- tan 46 = x/11, x = 11(tan46) = 11.4

14- cos 46 = 12/x = 17.3