idklol57 idklol57
  • 01-08-2018
  • Mathematics
contestada

I really need to know the answer of this fast plss

I really need to know the answer of this fast plss class=

Respuesta :

mathecoach
mathecoach mathecoach
  • 01-08-2018

a)

1/2·(6 + x)·4·4 = 88 --> x = 5 cm

(6 - x)^2 + 4^2 = 4.12^2 --> x = 5.013 cm

b)

4·1/2·(6 + 5)·4 + 2·(4 + 6 + 4.12)·4 = 201.0 cm²

Answer Link

Otras preguntas

60 is 10 times as much as what?60 is 1/10 of what?
what is an repeated decimal equivalency to the fraction 8/9
What is 1/3 of 9 if u know please tell me thanks
Explain why contact trace evidence is so important in solving crimes.
what the rational numbers equivalent to 6/9
Central Subs made 27 sandwiches using 12 pounds of turkey. How much turkey was used per sandwich?HELP ME!
what is 7/9 as a decimal terminating or repeating decimal
How to do 103,727,495 in expanded form
what is the domain and range for y=lxl
A bus slams on its breaks and goes from 30 km/hr to 15km/hr in 4 seconds. What is its acceleration?