Answer:
(c)
"The given statement is true, by definition of length of a vector
,
"
Step-by-step explanation:
(a) 
That is completely correct Remember that if
then

Therefore the correct answer would be (c).
"The given statement is true, by definition of length of a vector
,
"
Answer:
8.5
Step-by-step explanation:
Volume= base*height
V= 2 1/8*4
V= 8.5
Answer:
63 m²
Step-by-step explanation:
The diagram shows a parallelogram.
Area
= 9 x 7
= 63 m²
Answer:
a. 
b. 
Step-by-step explanation:
a.


Where, 


Where, 

Volume of the shaded figure = 
b.
expressed in factored form:
Look for the term that is common to 9a³ and 9ab², then take outside the parenthesis.
