Question

In ABC, a=4k cm, b=5k cm and c=6k cm. If the area of ABC is 15√7 cm2, find the value of k.

Answer 1

15sqrt7 = 39.68

Answer 2

is a, b and c the sides of triangle?

Answer 3

k value is in cm also, to get cm^2

Answer 4

yes

Answer 5

do we multiply ak * bk * ck to equal 15sqrt7?

Answer 6

are you sure?

Answer 7

na just trying to see if u have any further info? i am trying to figure out what to do, to arrive at answer, obviously there is only one value for k

Answer 8

a,b,c are the sides.
nothing else

Answer 9

ok

Answer 10

do u have a diagram? @kryton1212

Answer 11

no diagram

Answer 12

oh k

Answer 13

Area of the triangle=(1/2)*a*h=(1/2)*a*bsinC