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Q: Is the triangle right obtuse or acute 12 15 18?
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Continue Learning about Geometry

Does 8 10 12 make a obtuse triangle?

no all angles are acute.


Does any obtuse triangle have a greater area than any acute triangle?

No.Finding an obtuse triangle that does not have a greater area than any acute triangle will show the statement is false:Consider the obtuse triangle with sides 25, 25, 40 cm; andthe acute triangles with sides 2, 2, 2 cm and 40, 40, 40 cmArea of (A) obtuse triangle = 40 x 12 ÷ 2 = 240 cm2Area of (B) acute 2, 2, 2 cm triangle = 2 x √3 ÷ 2 = √3 cm2 ~= 1.7 cm2Area of (C) acute 40, 40, 40 cm triangle = 40 x (20 x √3) ÷ 2 = 400 x √3 cm2 ~= 692.8 cm2So you can clearly see that area of acute triangle (C) is greater than that of obtuse triangle (B) which is greater than acute triangle (A).Thus the area of obtuse triangle (B) is not greater than that of any acute triangle.(Obtuse triangle A has angles approx 37o, 37o, 106o, whereas triangles B and C are equilateral acute triangles with angles 60o, 60o, 60o.)


How many acute angles does a square based pyramid have?

There are 12 acute angles in total. Calculation: Each side you can see a triangle(3 acute angles), totally 4 triangles... so 4*3 = 12 you can leave out the base as it is a square...


What is the length of the median to the hypotenuse of a right triangle if the hypotenuse is 12 inches in length?

The median to the hypotenuse of a right triangle that is 12 inches in length is 6 inches.


What is a acute angle on a clock?

An acute Angle is smaller than a right angle, for example: If you have the Big hand on the 12 and the small hand on the 2 the inside angle is a acute angle