Answer:

Step-by-step explanation:
The perimeter of a polygon is equal to the sum of its sides.
The sides in the triangle shown have lengths
,
, and
in no specific order.
Since its perimeter is given by the sum of its sides, the perimeter is equal to:

Combine like terms:

The answer is 24.5 because

so you add 5.5 from 19 to get the answer
Cos A) 16/20 or 4/5
Tan A) 12/16 or 3/4
Sin A) 12/20 or 3/5
Answer:
Given:
Diameter = 38cm
Radius = Diameter /2
Radius = 38 / 2
Step-by-step explanation: