can you please solve this question from circles
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what is the first ans
can you give me a first and second question answer send me
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Step-by-step explanation:
given that ∠ABP = 42°
(i) ∠PQB = ?
we know that The sum of the three angles of the triangle is 180°.
Δ PBA
∠PAB + ∠ABP + ∠BPA = 180
90 + 42 + ∠BPA = 180
∠BPA = 180 - 132
∠BPA = 48 = ∠QPB ....(i)
∵ ∠ABQ = ∠ABP = 42°
∠PBQ = 84° .......(ii)
then in ΔPBQ
∠PQB + ∠PBQ + ∠BPQ = 180
∠PQB + 84 + 48 = 180
∠PQB = 180 - 132
∠PQB = 48°
(ii)
∠QPB + ∠PBQ
48° + 84° (eq (i) & (ii) )
132°
archieshaw2004:
thank you
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