8
In right angled APQR,
ZR= 40°, then
cos 50º = ….
40°
Q
40
R
O 40/41
O 9/41
0

8
In right angled APQR,
ZR= 40°, then
cos 50º = ….
40°
Q
40
R
O 40/41
O 9/41
041/40
O 9/40​

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