Answer:
280.8997
Step-by-step explanation:
cross section = 2*15*5+2*(25/360)*15*15*pi+5*(25/360)*2*pi*15
= 280.8997
5000000+900000+2000+700+30+1
=5900000+2000+700+30+1
=5902000+700+30+1
=5902700+30+1
=5902730+1
=5902731
five million,
nine hundred two thousand, seven hundred thirty-one
(Word form)
Answer:24cm
Step-by-step explanation:
if there is 2 sides with the same like the length is 8 and 2 sides(8*2)=16
and the width is half (8/2) =4 double for 2 sides (4*2) = 8
8+16