In a triangle,one of the angle is 70degree and the remaining two angles are equal find the measure of the angles
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In a triangle,one of the angle is 70degree and the remaining two angles are equal find the measure of the angles
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70+2x=180
2x=180-70
2x=110
x=110÷2
x=55
Answer:
ʟᴇᴛ ᴛʜᴇ ᴍᴇᴀsᴜʀᴇ ᴏғ ᴛᴡᴏ ᴀɴɢʟᴇs ʙᴇ xᵒ.
ɴᴏᴡ , ᴀᴄᴄᴏʀᴅɪɴɢ ᴛᴏ ᴀɴɢʟᴇ sᴜᴍ ᴘʀᴏᴘᴇʀᴛʏ ᴏғ ᴀ ᴛʀɪᴀɴɢʟᴇ ,
xᵒ + xᵒ + 70⁰ = 180ᵒ
⇛2xᵒ + 70ᵒ = 180ᵒ
⇛ 2xᵒ = 180⁰- 70⁰
⇛ 2x = 110ᵒ
⇛ x⁰ = [ 110/ 2 ]
⇛ xᵒ = 55⁰
ʜᴇɴᴄᴇ , ᴛᴡᴏ ᴀɴɢʟᴇs ᴀʀᴇ ᴇǫᴜᴀʟ ᴛᴏ 55ᵒ.