MalikaJones
30.01.2021 •
Mathematics
Find X in the given right angled triangle ABC i) angle B=90 degree
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Ответ:
x = 3
Step-by-step explanation:
Using the pythagoras theorem;
hyp^2 = opp^2 + adj^2
(x+2)^2 = 5^2 + (x-3)^2
Expand
x²+4x+4 = 25 + x²-6x+9
x²+4x+4-25-x²+6x - 9 = 0
10x - 30 = 0
10x = 30
x = 30/10
x = 3
Hence the value of x is 3
Ответ:
61
Step-by-step explanation:
2*3=6
6 squared is 36
5 squared is 25
36+25=61