Mathematics
30.06.2020 23:53
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How do you find the values of angles for a triangle when the only info you have
How do you find the values of angles for a triangle when the only info you have is 3x+7 and angle a and b are the same angle a is 70 degrees
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Joshuafranklindude
4,8(25 marks)
54.Angle A=70°
Angle B=Angle A
Angle B=(3x+7)°
3x+7=70
3x=63
x=63/3
x=21
55.4x+3=45
4x=42
x=10.5
Angle B=Angle A
Angle B=(3x+7)°
3x+7=70
3x=63
x=63/3
x=21
55.4x+3=45
4x=42
x=10.5
Arealbot
4,6(79 marks)
~669.7(Rounded, original, 669.666666666666...)
Step-by-step explanation:
67/3=22.3
22.3✖️32=713.6
713.6-45=669.7(Rounded)
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