Answer:
Step-by-step explanation:
The values of the cosine function are represented by the axis OX of the goniometric circumference (circumference centered at the origin and of radius 1). Therefore the cosine is zero for the 90º and 270º angles.
Answer:
20 x 10
Step-by-step explanation:
because these are the remaining digits :D
Answer:
D
Step-by-step explanation:
Cuz sqr root of 20 = 2 sqrt 5, -2 sqrt 5
Answer:
Diameter of the can = 18 Cm
Step-by-step explanation:
Given:
Curved surface of cylindrical can = 162
Height of cylindrical can = 9 Cm
Find:
Diameter of the can = ?
Computation:
Curved surface of cylindrical can = 2
rh


Diameter of the can = 2×r
Diameter of the can = 2×9 Cm
Diameter of the can = 18 Cm
They are on quarenent one