• In a right-angled triangle ABC, right angled at B, AB =x/2
BC = x + 2 and AC = x + 3. Find
value of x
Answers
Answered by
0
Step-by-step explanation:
AB^2+BC^2=AC^2
x^2/4+(x+2)^2=(x+3)^2
x^2/4+x^2+4x+4=x^2+6x+9
x^2/4+4x+4=6x+9
x^2/4-2x-5=0
x^2-8x-20=0
(x-10)(x+2)=0
x=10
Answered by
1
Answer:
In a right-angled ∆ ABC, right angled at B
AB =x/2
BC = x + 2
AC = x + 3.
AB + BC + AC = 180°
x/2 + x+2 + x+3 = 180°
x/2 + 2x + 5 = 180°
5x + 5 = 180°
5x = 180 - 5
x = 175/5 = 35°
x = 35°
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