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Opgave
a= 7
b= 11
c=?
72+112=c2
?The equation is solved for c by WordMat.
c=170=170?13,0384
Opgave
a=14
b=10
c=?
142+102=c2
?The equation is solved for c by WordMat.
c=2·74=2·74?17,20465
Opgave
a=?
b= 11
c=16
a2+112=162
?The equation is solved for a by WordMat.
a=3·15?11,61895
Opgave
A=40 grad
c=15
a= ?
sin40=a15
?The equation is solved for a by WordMat.
a=9,641814
c= 18
A=?
B= 12
cosA= 1318
?The equation is solved for A by WordMat.
A=43,76174°
Opgave. 2.050
sin37=a6,4
?The equation is solved for a by WordMat.
a=3,851616
tan37=3,85b
?The equation is solved for b by WordMat.
b=5,109123
Fra (AC)= 5,1
Fra (BC)= 3,9
Opgave 2.021
cos38=b17
?The equation is solved for b by WordMat.
b=13,39618
a2+13,392=172
?The equation is solved for a by WordMat.
a=10,47415
12·18,39·10,47?96,27165
Opgave 2.032
DE=145-60=85
x2+852=1702
?The equation is solved for x by WordMat.
x=147,2243
cosD= 85170
?The equation is solved for D by WordMat.
D=60
180-60-90=30
C= 30+90=120
Opgave 2.038
AB
20,02+8,02=c2
?The equation is solved for c by WordMat.
c=21,54066
(AB) er 21,5
sinA=20,021,54066
?The equation is solved for A by WordMat.
A=68,19859°
Vinkel A er 68,2°
180°-90°-68,2°?21,8°
Vinkel B er 21,8 °
8,0+7,32=15,32
tanA= 15,3220,0
?The equation is solved for A by WordMat.
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