Question

2. Find the volume of the equilateral triangular prism. (3 marks)

Answer 1

do you know how to find the area of an equilateral triangle?

Answer 2

there is no height of the triangle

Answer 3

no

Answer 4

true, give me one second

Answer 5

okay you can just work out the height

Answer 6

you can find h with trigonometry

Answer 7

because you know what angle A is.

Answer 8

so 7 from 90?

Answer 9

not sure what you mean? i get h = 1/2L tan(A)

Answer 10

to find the height i multiple 1/2x30

Answer 11

what is tan A

Answer 12

did u see attachment?

Answer 13

http://www.bbc.co.uk/bitesize/standard/maths_ii/trigonometry/sin_cosine_area_triangle/revision/1/

Answer 14

this will teach you about tan

Answer 15

i know about tan, that's what you meant.. but my unit doesn't mention nothing about using tan. i just need a straight forward example an example free of alphabets

Answer 16

like an example similar to my problem

Answer 17

alphabets are just placeholders that can have any numerical value.

Answer 18

use numbers please

Answer 19

intead of calling the angle A, we could call it fred, or kimzoe or anything. tan(kimzoe)

Answer 20

alright sure np

Answer 21

lol

Answer 22

dont use that example use one like my peblem

Answer 23

is that better?

Answer 24

yes very

Answer 25

wait