Worksheets.
Total questions: 12
Worksheet time: 12mins
Name
Class
Date
1.
Sin(39°15′)=
a)
≈0,6327
b)
≈0,9998
c)
≈1
d)
≈0,77439
2.
Cos(21°19′)
a)
≈−0,7810
b)
≈0,9358
c)
≈0,3635
d)
≈0,6245
3.
Tan(11°1′)=
a)
≈−47,4034
b)
≈5,13657
c)
≈−0.02109
d)
≈0,19468
4.
Cot(25°7′)=
a)
≈0,4688
b)
≈3,2164
c)
≈2,1331
d)
≈−0,0160
5.
Sin =
a)
Đối/kề
b)
Kề/đối
c)
Đối/huyền
d)
Kề/huyền
6.
Cos =
a)
Đối/kề
b)
Kề/đối
c)
Đối/huyền
d)
Kề/huyền
7.
Tan =
a)
Đối/kề
b)
Kề/đối
c)
Đối/huyền
d)
Kề/huyền
8.
Cot =
a)
Kề/đối
b)
Đối/kề
c)
Đối/huyền
d)
Kề/huyền
9.
Sinx = 0,2368 =>
a)
x≈13°39′
b)
x≈13°42′
c)
x≈11°35′
d)
x≈13°52′
10.
Cos x =0,6224 =>
a)
x≈50°
b)
x≈51°29′
c)
x≈51°31′
d)
x≈45°23′
11.
Tan x =2,154 =>
a)
x≈65°6′
b)
x≈65°12′
c)
x≈63°25′
d)
x≈68°39′
12.
cot x = 3,257 =>
a)
x≈17°34′
b)
x≈17°7′
c)
x≈17°4′
d)
x≈17°1′
100 %
