Simplify (5 + 1)^2- (12 + 3^2)= 3.
O A. 5
O B. 29
O c. -39
O D. -63

Sadie computes the perimeter of a rectangle by adding the length, l, and width, w, and doubling this sum. eric computes the perimeter of a rectangle by doubling the length, l, doubling the width, w, and adding the doubled amounts. write an equation for sadie’s way of calculating the

How do i do this activity, is appreciated

Use the graph of the sine function y=2sinθ shown below