Question

PLease give proper answer with steps For question 9 and 10 only

Answer 1

Answer:

*in question 9

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Answer 2

Answer:

[  Q-10 ] X = 65°

Step-by-step explanation:

given,
∠BOA=130°
OA=OC (RADIUS OF THE CIRCLE )
FIND,
VALUE OF X
EXPLANATION ,
OA=OC (RADIUS)
∠OAC=∠OCA(ANGLE OPP. TO EQUAL SIDE OF A Δ ARE EQUAL)

IN Δ AOC
∠BOA = ∠OAC+∠OCA
130° = X + X
130 = 2X
130/2=X
X = 65

HOPE THIS HELP U :)