N a rhombus abcd, measure of angle cab is 25 , what is the measure of angle abc?
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Step-by-step explanation:
In a rhombus abcd measure of angle cab is 25 then measure of angle abc
∠CAB = 25°
in Δ ABC
AB = BC ( all sides of a rhombus are equal)
AC is Diagonal
as AB = BC
=> ∠CAB = ∠ACB
=> ∠ACB = 25°
in Δ ABC
∠CAB + ∠ABC + ∠ACB = 180°
=> 25° + ∠ABC + 25 = 180°
=> ∠ABC = 130°
Answered by
0
Answer:
In a rhombus abcd measure of angle cab is 25 then measure of angle abc
∠CAB = 25°
in Δ ABC
AB = BC ( all sides of a rhombus are equal)
AC is Diagonal
as AB = BC
=> ∠CAB = ∠ACB
=> ∠ACB = 25°
in Δ ABC
∠CAB + ∠ABC + ∠ACB = 180°
=> 25° + ∠ABC + 25 = 180°
=> ∠ABC = 130°
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