All $_____$ triangles are similar. (isosceles, equilateral)
Explain.

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Solution

For two triangles to be similar the angles in one triangle must have same value as the angles in another triangle. The sides must be also be proportionate.
So, isosceles triangles are not similar.
Hence, all equilateral triangles are similar.

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Similar questions

All equilateral triangle are isosceles, but not all isosceles are equilateral. why ?

Fill in the blanks using correct word given in the brackets:−

(i) All circles are __________. (congruent, similar)

(ii) All squares are __________. (similar, congruent)

(iii) All __________ triangles are similar. (isosceles, equilateral)

(iv) Two polygons of the same number of sides are similar, if (a) their corresponding angles are __________ and (b) their corresponding sides are __________. (equal, proportional)

Q. Fill in the blanks using the correct word in the given bracket.
(iii) All

___

triangles are similar. (isosceles, equilateral).

Q. All isosceles triangles are similar.

Q. Fill in the blanks using the correct word in the given brackets:
(i) All squares are ____.(similar, congruent).
(ii)All ___ triangles are similar. (isosceles, equilateral)

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All _____ triangles are similar. (isosceles, equilateral) Explain.

For two triangles to be similar the angles in one triangle must have same value as the angles in another triangle. The sides must be also be proportionate.So, isosceles triangles are not similar.Hence, all equilateral triangles are similar.

All $_____$ triangles are similar. (isosceles, equilateral)
Explain.

For two triangles to be similar the angles in one triangle must have same value as the angles in another triangle. The sides must be also be proportionate.
So, isosceles triangles are not similar.
Hence, all equilateral triangles are similar.