Trigonometry
Trigonometric Equations
0 ≤ x ≤ 2 π , solve the equation, sin 2θ =-1

Step-by-step explanation:

θ = 3π/4, 7π/4

Step-by-step explanation:

sin 2θ = -1

basic angle = π/2

2θ = 2π - π/2 = 3π/2,

3π/2 + 2π = 7π/2

θ = 3π/4, 7π/4

the answer is c

step-by-step explanation:

if the pizza is divided equally into 2 equal halves then you would get

πr^2/2

where r is the radius of the pizza.

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