khanagirl khanagirl

03-03-2022
Mathematics

contestada

What’s the surface area of a cone with the height of 50 and a radius of 40

Whats the surface area of a cone with the height of 50 and a radius of 40 class=

Respuesta :

indrawboy indrawboy

03-03-2022

the surface area of a cone: πr²+πLr

L = the slant height

r = radius of the base

r = 40 in : 2 = 20 in

L = 50 in

The surface area:

=π.20² + π.50.20

=1256+3140

=4396 in²

Answer Link

Otras preguntas

In 500 B.C., the Roman government began to institute which changes?

9. Which pair of equations below represent perpendicular lines? A) Y = 7/8x + 12 and y = -8/7x – 8 B) Y = 5x + 15 and y = -5x + 15 C) Y = 4x + 9 and y = 4x -9 D

Which revision would make this paragraph suitable for a presentation

enumerate the 2 importance of diffusion and osmosis.

The period of development in which reproductive systems mature and sex hormones increase is known as _______. A. puberty B. adulthood C. toddlerhood

A circle has a radius of 13in . find the radian measure of the central angle ? that intercepts an arc of length 15in

product A is 8oz and sells for $1.36 and product B is 16oz and sells for $3.20 which product has the lower unit price

help please i am a human like you guys

Which function has an inverse function? In this picture, there are the options, which one it's? A, B, C or D Will give you 15pts

25 Points if you answerKevin has an equal number of dimes, nickels, and quarters in his piggy bank. He randomly picks a coin, replaces it, and picks another coi