An existing road (AT) is just passing along the circumference of a circular lake where point T is the point of tangency. A proposed road (AC) is to cross the lake which requires a bridge (BC) and a detour road (AB) to be constructed over the lake. If AT = 2.5 km and AB = 2.15 km, determine the

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Chapter9: Roots And Radicals
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An existing road (AT) is just passing along the circumference of a circular lake where point T is the point of tangency. A proposed road (AC) is to cross the lake which requires a bridge (BC) and a detour road (AB) to be constructed over the lake. If AT = 2.5 km and AB = 2.15 km, determine the length of the bridge.

0.76 km
0.53 km
0.61 km
1.22 km

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