Two mechanics worked on a car. The first mechanic worked for 5 hours, and the second mechanic worked for 15 hours. Together they
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Answer:
r =
Step-by-step explanation:
A = πr-32
using algebraic manipulation to isolate r
A + 32 = πr-32 + 32
A + 32 = πr
(A+32)/π = πr/π
r =
Given:
The figure of rectangle.
To find:
a. The diagonal of the rectangle.
b. The area of the rectangle.
c. perimeter of the rectangle.
Solution:
(a)
In a right angle triangle,
So, the diagonal of the of the rectangle is 24 units.
(b)
In a right angle triangle,
Length of the rectangle is 12 and width of the rectangle is . So, the area of the rectangle is:
So, the area of the rectangle is sq. units.
(c)
Perimeter of the rectangle is:
Therefore, the perimeter of the rectangle is about 65.57 units.