The main idea is using the Pythagorean formula to find the length of line segment .
Alr so you use the formula
is already given and is
and is
So using algebraic rules you'll get as:
Now using the formula: , you can find the area of tri ABD and CBD which would be and so add them up and you get !
Answer:
C)
Equation of a circle:
Substitute into the equation
a = 6
b = -1
r = 4
Expand and Simplify
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❖ The equivalent fraction of is
Divide:
8 ÷ 8 1
-- = --
16 ÷ 8 2
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