Answer:
a^2
−10a+21
Step-by-step explanation:
(a−7)(a−3)
Apply the distributive property by multiplying each term of a−7 by each term of a−3.
a^2
−3a−7a+21
Combine −3a and −7a to get −10a.
a^2
−10a+21
To calculate the Volume of a sphere we use =

i
in this question our radius is 6cm and height is 30cm therefore the volume will be :-
(1/3)\pi *(6)^{2}*30
Answer= 360 cm^{3}
I need a picture for me to answer
I’m pretty sure it’s 75.65%