in the given figure ABC diameter ab is equal to 3 cm AC is equal to 4 cm angle is equal to 90 degree find the area of shaded region
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Where is figure ??????????dear.
abhi5714:
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Answer:
3.975
Step-by-step explanation:
The triangle is a right angled triangle.
The formula to finding the area of this triangle is
Area=(a X b) ÷ 2
a is AB=3 cm
b is BC=?
ac is the hypotenuse abbreviated as c= 4cm
Thus:
To find the hypotenuse use the formula: a^2+b^2=c^2
3^2+?=4^2
9+?=16
?^2 =16-9
?^2 = 7
? = √7
? = 2.65
The next step is to get the area
A= (ab) ÷2
A= (3 x 2.65) ÷2
A= (7.95) ÷2
Area= 3.975 is the answer
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