The value of (1 + tan²A) / (1 + cot²A) is equal to:
Anonymous Quiz
19%
sec²A
25%
-1
29%
cot²A
28%
tan²A
👍1👏1
If A, B and C are interior angles of a triangle ABC, then sin((B+C)/2) is equal to:
Anonymous Quiz
26%
sin(A/2)
43%
cos(A/2)
23%
-sin(A/2)
7%
-cos(A/2)
❤1
🔥1
❤1
If tan 2A = cot (A - 18°), where 2A is an acute angle, find the value of A.
Anonymous Quiz
17%
18°
32%
24°
41%
36°
10%
48°
🔥1
If 5 tan θ = 4, then the value of (5 sin θ - 3 cos θ) / (5 sin θ + 2 cos θ) is:
Anonymous Quiz
11%
0
32%
1
51%
1/6
6%
6
🔥3
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✅ Today's quiz on Introduction to Trigonometry is complete! Well done! 🎉
➡️ Tomorrow's Topic
Some Applications of Trigonometry
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NEXT QUIZ IN @class_10_science_notes in which quiz is going to start in 1 minute.
Some Applications of Trigonometry
📍 Channel: @Class_10_math_notes
See you tomorrow! 👋
NEXT QUIZ IN @class_10_science_notes in which quiz is going to start in 1 minute.
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📢 Today's Quiz Topic
Circles
⏰ The quiz will start in 10 seconds! Get ready! 🧠
Circles
⏰ The quiz will start in 10 seconds! Get ready! 🧠
❤1
A circle is inscribed in a right-angled triangle with sides 8 cm, 15 cm, and 17 cm. The radius of the inscribed circle is:
Anonymous Quiz
14%
2 cm
33%
3 cm
43%
4 cm
10%
5 cm
The angle between a tangent to a circle and the radius through the point of contact is:
Anonymous Quiz
6%
30°
19%
45°
16%
60°
59%
90°
❤1🥰1
A line that intersects a circle at two distinct points is called a:
Anonymous Quiz
23%
Tangent
45%
Secant
25%
Chord
7%
Diameter
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A circle touches the side BC of a ΔABC at P and touches AB and AC when produced at Q and R respectively. If the perimeter of ΔABC is 20 cm, what is the length of AQ?
Anonymous Quiz
18%
5 cm
52%
10 cm
23%
15 cm
7%
20 cm
😱1
A circle can have a maximum of how many parallel tangents?
Anonymous Quiz
11%
1
45%
2
12%
4
32%
Infinite
❤1
Two circles touch each other externally at point C. A common tangent AB is drawn touching the circles at A and B. Then, the measure of ∠ACB is:
Anonymous Quiz
17%
60°
35%
45°
9%
30°
38%
90°