a) 21.20 feet long b)51.20 feet of fencing
Step-by-step explanation:
a)
a²+b²=c²
15²+15²=c²
225+225=c²
450=c²
√450=c
21.213=c
21.20=c
b)
15+15+21.20= 51.20
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to RightEquality Properties
Multiplication Property of Equality Division Property of Equality Addition Property of Equality Subtraction Property of EqualityTrigonometry
[Right Triangles Only] SOHCAHTOA[Right Triangles Only] cosθ = adjacent over hypotenuseStep-by-step explanation:
Step 1: Identify
Angle θ = 16°
Adjacent Leg = 8.3
Hypotenuse = x
Step 2: Solve for x
Substitute in variables [cosine]: