Identify Right Triangles
Read this topicExplanations 3
- A right triangle is a triangle in which one of the angles is a 90∘90^{\circ}90∘ angle. A triangle can be determined to be a right triangle if the side lengths are known. If the …
By Matt P, Liza Sulkin
- (Video) Triangles by Math Antics Here's a video by mathantics explaining how you can tell if a triangle is a right triangle. Summary\large{\text{Summary}}Summary Triangles can b…
By Alex Federspiel, Liza Sulkin, Amy Feraco
- Identifying Right Triangles A right triangle is a triangle that contains a right angle (90∘90^{\circ}90∘). There are a few different ways to identify right triangles, depending …
By Hannah Bonville, Alex Federspiel, Liza Sulkin
Problems 28
- A triangle has side lengths of 616161, 606060, and 111111. Is it a right triangle?
- A triangle has side lengths of 777, 888, and 101010. Is it a right triangle?
- A triangle has sides of length 151515, 363636, and 393939. Is it a right triangle?
- A triangle has sides of length 424242, 606060, and 949494. Is it a right triangle?
- A triangle has sides of length 117117117, 156156156, and 195195195. Is it a right triangle?
- A triangle has sides of length 999, 404040, and 414141. Is it a right triangle?
- Consider the triangle above. Is it a right triangle?
- Consider the triangle above, is it a right triangle?
- Which of the following is the Pythagorean theorem?
- Consider the bird house with the dimensions above. What is the length of the black rectangular solid that lays on top of the bird house?
- A right triangle has a side length of 595959 and a hypotenuse of 102102102. What must the other side length be?
- The picture above represents the dimensions of the Jamaican flag. Given the information, are there any right triangles in the Jamaican flag? (Assume the flag has perfect symmetry.)
- Any square is made up of two congruent right triangles.
- Which of the following is not a type of right triangle?
- Given the following side lengths, choose the right triangles:
- Given the following side lengths, identify which triangles are not right triangles.
- Which of the following side lengths would make the above triangle a right triangle?
- Which of the shapes above are definitely right triangles?
- Which of the shapes above are right triangles?
- Above is the rectangle ABCDABCDABCD. Which shapes below are right angles? Check all that apply.
- Above is the rectangle ABCDABCDABCD. Which shapes below are right triangles? Check all that apply.
- If a triangle has side lengths, 999, 121212, and 151515, is it a right triangle?
- A triangle has side lengths 545454, 727272, and 909090. Is this a right triangle?
- If a triangle has two angles measuring θ1=64∘\theta_{1} = 64^{\circ}θ1=64∘ and θ2=36∘\theta_{2} = 36^{\circ}θ2=36∘, is it a right triangle?
- A triangle has side lengths 181818, 222, and 202020. Is this a right triangle?
- If a triangle has side lengths 555, 121212, and 131313, is it a right triangle?
- If a triangle has two angles measuring θ1=12∘\theta_{1} = 12^{\circ}θ1=12∘ and θ2=78∘\theta_{2} = 78^{\circ}θ2=78∘, is it a right triangle?
- If a triangle has side lengths lll, lll, and l2l^{2}l2, is it a right triangle when l≠2l \neq \sqrt{2}l=2?