Goniometry and trigonometry - math word problems
Number of problems found: 398
- Trigonometry
Is true equality? ?
- Trigonometry
If you know that cos(γ) = sin (806°), what is the angle γ?
- Cotangent
If the angle α is acute, and cotg α = 1/3. Determine the value of sin α, cos α, tg α.
- Side c
In △ABC a=2, b=4 and ∠C=100°. Calculate length of the side c.
- Proportional relationship
The ordered pairs (6,24) and (1, s) represent a proportional relationship. Find the value of s.
- Earth's circumference
Calculate the Earth's circumference of the parallel 48 degrees and 10 minutes.
- Sines
In ▵ ABC, if sin(α)=0.5 and sin(β)=0.6 calculate sin(γ)
- Scalene triangle
Solve the triangle: A = 50°, b = 13, c = 6
- Inscribed and described circle
Find the radii of a circle inscribed and circumscribed by a regular pentagon whose side measures 3 cm.
- Trigonometric functions
In the right triangle is: ? Find the value of s and c: ? ?
- Two bricks
One brick weighs 1kg and half a brick, how many weigh two bricks?
- Height 2
Calculate the height of the equilateral triangle with side 38.
- Right
Determine angles of the right triangle with the hypotenuse c and legs a, b, if: ?
- Goniometric form
Determine goniometric form of a complex number ?.
- Q-Exam
If tg α = 9.6, Calculating sin α, cos α, cotg α .
- Angle between lines
Calculate the angle between these two lines: ? ?
- Ladder slope
What is the slope of a ladder 6.2 m long and 5.12 m in height.
- Bevel
I have bevel in the ratio 1:6. What is the angle and how do I calculate it?
- Isosceles triangle
What are the angles of an isosceles triangle ABC if its base is long a=5 m and has an arm b=4 m.
- ABCD
AC= 40cm , angle DAB=38 , angle DCB=58 , angle DBC=90 , DB is perpendicular on AC , find BD and AD
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Most natural application of trigonometry and trigonometric functions is a calculation of the triangles. Common and less common calculations of different types of triangles offers our triangle calculator. Word trigonometry comes from Greek and literally means triangle calculation.