# The Law of Cosines + Heron's formula - math problems

#### Number of problems found: 5

- Heron backlaw

Calculate missing side in a triangle with sides 17 and 34 and area 275. - Find the area

Find the area of the triangle with the given measurements. Round the solution to the nearest hundredth if necessary. A = 50°, b = 30 ft, c = 14 ft - Circular railway

The railway is to interconnect in a circular arc the points A, B, and C, whose distances are | AB | = 30 km, AC = 95 km, BC | = 70 km. How long will the track from A to C? - Triangle

Plane coordinates of vertices: K[11, -10] L[10, 12] M[1, 3] give Triangle KLM. Calculate its area and its interior angles. - Quadrilateral oblique prism

What is the volume of a quadrilateral oblique prism with base edges of length a = 1m, b = 1.1m, c = 1.2m, d = 0.7m, if a side edge of length h = 3.9m has a deviation from the base of 20° 35 ´ and the edges a, b form an angle of 50.5°.

We apologize, but in this category are not a lot of examples.

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Do you have an interesting mathematical word problem that you can't solve it? Submit a math problem, and we can try to solve it.

Cosine rule uses trigonometric SAS triangle calculator. See also our trigonometric triangle calculator.