Mathematics, 10.10.2019 08:30 antoinewill05

Δabc is an isosceles triangle in which angles b and c are congruent. if m∠b = (2x + 16)° and m∠c = (3x - 11)°, find the measure of angle a.

a) 27°
b) 40°
c) 60°
d) 70°

Δabc is an isosceles triangle in which angles b and c are congruent. if m∠b = (2x + 16)° and m∠c = (

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Δabc is an isosceles triangle in which angles b and c are congruent. if m∠b = (2x + 16)° and m∠c = (...