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Formulas for a Triangle perimeter-

One of the formulas to find the area of a triangle is a = r*s. Where the r is the radius of the circle inscribed the triangle,
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2. asked by Thomas
3. 498 views
what are the formulas for finding perimeter and area of a triangle?
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2. asked by Tabby
3. 525 views
When something says that I'll be tested on formulas for perimeter and area of polygons, does that mean I'll just have to know
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2. asked by Angie
3. 587 views
Triangle A and triangle B are similar. The perimeter of triangle A is 15 m and the perimeter of triangle B is 30 m. What is the
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2. asked by poop
3. 106 views
Triangle A and triangle B are similar. The perimeter of trianlge A is 15 m and the perimeter of triangle B is 30 m. What is the
1. 3 answers
2. asked by Callie
3. 2,213 views
in two congruent triangles the ratio of lengths of two corresponding sides is 5:8. If the perimeter of the larger triangle is 10
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2. asked by Amy
3. 847 views
Select the correct answer from the drop-down menu.triangle ABC is similar to triangle DEF. The perimeter of triangle ABC is five
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2. asked by hi
3. 105 views
An isosceles triangle has two sides of length w that make a 2á-degree angle. Write down two different formulas for the area of
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2. asked by Lydia
3. 1,769 views
Triangle DEF is rotated 90 degrees clockwise around the origin to create triangle D'E'F'.If the perimeter of a triangle DEF is
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2. asked by whydouneedtoknow
3. 84 views
You have two formulas to use:A = lw -->area = length times width P = 2l + 2w -->perimeter You know the perimeter, which is 200m
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2. asked by MathGuru
3. 997 views