Question

Please help thank you

Answer 1

x = 20

Explanation:

cos 60 = 10/x

0.5 = 10/x

0.5x = 10

x = 20

Answer 2

20

Explanation:

if u know about 90 60 30 triangles u wud know. i cant really explain it but it wud be worthwhile to search it up. its very simple and will help you a lot.