Question

Please help! To the nearest hundredth, what is the value of m?

Answer 1

30-60-90 triangle
find the smallest side 15:2 = 7.5
7.5squareroot3 = 12.99

Answer 2

m = 12.99

Explanation:

cos30° = m/15

√3/2 = m/15

2m = 15√3

m = 15√3/2

m = 15·1.73/2

m = 25.95/2

m = 12.99