answer question no. 12
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ABCD is a kite where <A =<C
given angle A =70 degree
B =65 degree
again we know that angle A = angle C
so angle BCD =70 degree
Now we have
A=70 ,B=65 , C = 70
we know that opposite angles of kite are equal
HENCE D = 65
HOPE THIS HELPS
given angle A =70 degree
B =65 degree
again we know that angle A = angle C
so angle BCD =70 degree
Now we have
A=70 ,B=65 , C = 70
we know that opposite angles of kite are equal
HENCE D = 65
HOPE THIS HELPS
Answered by
1
Answer:
155°
Step-by-step explanation:
A kite is a quadrilateral
1. ∠CAD = ? 2. ∠ADC = ?
GIVEN - (1) ∠A = ∠C (2) ∠CAD = 70° (3) ∠CBD = 65°
1. ∠CAD = ∠70° {from (1)}
2. ∠A + ∠B + ∠C + ∠D = 360° (sum of measures of a quadrilateral is 360)
∴ 70° + 65° + 70° + ∠D = 360°
∴ 205 + ∠D = 360°
∴ ∠D = 360 - 205
∠D = 155°
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