ashleymorelos555 ashleymorelos555
  • 06-04-2021
  • Mathematics
contestada

Helppppp pleaseeee xxxxx

Helppppp pleaseeee xxxxx class=

Respuesta :

akposevictor
akposevictor akposevictor
  • 11-04-2021

Answer:

a. 28π m²

b. 44π m²

Step-by-step explanation:

a. Lateral surface of the cone = πrl

Where,

r = 4 m

l = 7 m

Lateral surface area = π*4*7 = 28π m²

b. Surface area of cone = πr(l + r)

r = 4 m

l = 7 m

Surface area = π*4(7 + 4)

= 4π(11)

= 44π m²

Answer Link

Otras preguntas

if alexander had lived do you think he would have been as successful in ruling his empire as he was in building? explain? (6-8 sentences)
Compare the structure and function of the human body system to a nonliving system
What is the answer to (9/10 - 2/5) - 1/3 and how do u get the answer
what is "0.5y times/multiplied by y"?
what increased the likelihood that the states would dispute each other's claims to western territories
Which of the following cells shows the presence of a nucleus? Prokaryotic cell Eukaryotic cell Both prokaryotic and eukaryotic cell
What is the answer to (9/10 - 2/5) - 1/3 and how do u get the answer
Does oranges contain both calcium and vitamin c
Force of attraction between the Earth(m=5.98x10^24) and a 70 kg student. distance of 6.38x10^6
Evaluate. 6[5(3-9)-1]+2 the answer of this divided by the answer of this one 7(8-2)+4