Square of (3X)+ Square of (4x) = Square of 20.
25X squared =400
X=4
3X4= 12
4X4= 16 answer. . . . . . . . . .
Page 46: Question 1: 0.5 -4 5 16
Question 2: Cubic root of 3× 8 = 2 16.
Page 99: Question 1: Angle ADC = 56 ∠ BCD = 124.
Question 2: Just say it properly.