English, asked by llAgniSiragull, 2 months ago

Find the all three angles of a triangle​

Attachments:

Answers

Answered by ds0808233
3

Answer:

(x + 25) + (4x - 15) + (2x - 10)  = 180 \\ 7x + 50 = 180 \\ 7x = 180 - 50 \\ 7x = 130 \\ x =  \frac{130}{7}  \\ x = 18 \\ a = x + 25 \\ a = 18 + 25 \\ a = 43 \\ b = 2x - 10 \\ b = 2 \times 18 - 10  \\ b = 36 - 10 = 26 \\ c = 4x - 15 \\ c = 4 \times 18 - 15 \\ c = 72 - 15 = 57

Answered by brainly1900
4

Explanation:

this was a given answer

hope you are fine

Attachments:
Similar questions