Answer:
48sq^2
Step-by-step explanation:
(12*8)/2
96/2
48
Given:
The two points C(2,-1) and D(5,3) on a coordinate plane.
To find:
The distance from C to D.
Solution:
The distance between two points is defined by the distance formula.

The two points are C(2,-1) and D(5,3). Using the distance formula, we get



On further simplification, we get



The distance from point C to D is 5 units. Therefore, the correct option is A.
Answer:
35-7x
Step-by-step explanation:
Multiply parenthesis by -7
Answer:
Option C) -cosu is correct
Therefore the simplified expression is 
Step-by-step explanation:
Given expression is 
To find the value of the given expression :
By using the formula 
Substitute A=u and
in the above formula we get

( here
and
)



Therefore option C) -cosu is correct
Therefore the simplified expression is 
Answer:
Right triangle
Step-by-step explanation:
becuase it is