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XYZ IS AN ISOSCELES TRIANGLE \XY/=\XZ/=6CM AND YXZ=100 CALCULATE \YZ/ CORRECT TO 2s.fAsked by Anonymous
XYZ IS AN ISOSCELES TRIANGLE, /XY\=/XZ\=6CM AND YXZ=100. CALCULATE \YZ\ CORRECT TO 2 S,F.
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Answered by
oobleck
STOP SHOUTING!
Use the law of cosines to get
YZ^2 = 6^2 + 6^2 - 2*6*6*cos100°
Or,
Angles Y and Z are both (180-100)/2 = 40°
Now use the law of sines to get
YZ/sin100° = 6/sin40°
Use the law of cosines to get
YZ^2 = 6^2 + 6^2 - 2*6*6*cos100°
Or,
Angles Y and Z are both (180-100)/2 = 40°
Now use the law of sines to get
YZ/sin100° = 6/sin40°
Answered by
Adeniji
Draw an isoceles triangle
Answered by
Nifemi
maths
XYZ is an isosceles triangle.[XY]=[XZ]=6cm and YXZ(angle is on X)=100 degrees. Calculate line [YZ] correct to 2 s.f.
XYZ is an isosceles triangle.[XY]=[XZ]=6cm and YXZ(angle is on X)=100 degrees. Calculate line [YZ] correct to 2 s.f.
Answered by
Brown skin fejiz
Im confused asf
Answered by
Seraphina leste
It's was really hard but i think av got it all thanks to you all
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