Asked by DENNISSON

THE SUM OF 4 OF THE ANGLE OF A HEPTAGON IS 600 THE OTHER 3 ANGLES ARE OF SIZE 4X,5X AND 6X. FIND THE VALUE OF X HENCE THE VALUEOF 3 ANGLES
Answered by Anonymous
I have no idea what you mean. Please check for typos.
Answered by oobleck
the sum of the 7 angles is 5*180 = 900
so now you know that
600 + 4x+5x+6x = 900
Now finish it off
Answered by mathhelper
The sum of all 7 angles of a heptagon is 180(7-2) or 900°
so we have:
600 + 4x + 5x + 6x = 900
15x = 300
x = 20

so the 3 angles mentioned are 80°, 100°, and 120°
Answered by queendaline
the mathhelper was right.thanks i love math
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