GRE
The length of the semicircular arc PQ
$$15$$
The ratio of the area of triangular region ECG to the area of triangular region AFD.
$$\frac{3}{5}$$
The area of the circular region enclosed by $$C$$
$$50π$$
The measure of angle BHD
The measure of angle FGE
$$h$$
$$10$$
$$w$$
$$r$$
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