Determine the area of the face of a grandfather clock the minute hand moves as it travels from 12 to 2 if the length of the minute hand is 25.7 cm long. Answer choices:
A. 345.8 cm2
B. 327.5 cm2
C. 172.9 cm2
D. 1,383.3 cm2

Plz show work

Here's link to the

tinyurl.com/wtjfavyw

Here's the link to the

tinyurl.com/wtjfavyw

what are the things "represented below"?

step-by-step explanation:

nobody can if you dont give the choices

hello from mrbilldoesmath!

answer:

25x^2 + 90x + 84

discussion:

mn(x) = m(n(x)) = m( 5x + 9) =

(5x + 9)^2 + 3 =>

25x^2 + 90x + 9^2 + 3 =

25x^2 + 90x + 84                 (as 9^2 = 9*9 = 81)

which is the second choice

regards,  

mrb

p.s.   i'll be on vacation from friday, dec 22 to jan 2, 2019. have a great new year!