20) A friend tells you two arcs from different circles have the same arc length if their central angles are equal. Is your friend correct? Explain your answer.

Q: What are the angles of an acute triangle?

A:

Q: A railroad curve is to be laid out on a circle. What radius should be used if the track is to change…

A: 25° in a distance of 120 meters represent 120 m part of…

Q: As a future teacher, what are the key ideas you need to understand regarding the relationships among…

A: Explanation of the answer is as follows

Q: of a circle. Find the area of the sector 4. 8. The sector below Is In terms of T. 5 cm

A: Find the answer below. Dear learner , from next time please upload one question at once, as per…

Q: You are designing a circular, pattern that has two stars on the circle with an arc of 50 degrees…

A: The angle made by the arc AB at the center 'O' of the circle is equal to the angle made at the…

Q: a central angle of 8 degrees is subtended by an arc of length 22 cm. find the radius of the circle.

A:

Q: Mo is on a baseball team and hears that a ball thrown at a 44 degree angle from the ground will…

A: Given, Mo is on a baseball team and hears that a ball thrown at a 44 degree angle from the ground…

Q: Connect the informtion on application involving Right Triangles to the world around you by creating…

A: There are many problem/situation in our real world in which right triangle is used. For example,…

Q: 8. a) Draw a right isosceles triangle. b) Calculate the sine and cosine ratios for one of the acute…

A:

Q: True or False: If MABC # 180° then ABC must be a major arc. True False

A:

Q: Find the heighth of the building using the angle of 40° and y found in part i). (Round your answer…

A:

Q: An ant looks up at a UFO at an angle of elevation of 23 degrees. The ant noticed that the shadow of…

A:

Q: Can a triangle have two obtuse angles? Explain your answer.

A:

Q: Find the length of an arc of a circle with a 8-cm radius associated with a central angle of 240…

A: On solving this we will get

Q: draw a triangle that represents this situation. Then, find the cosine and tangent ratios for 41…

A: sin E = 941⇒E = 12.71°

Q: How can we apply the Pythagorean theorem to the reference right triangle?

A: The Pythagorean theorem states that the if the length of the two sides of the triangle are known,…

Q: John and Jim are standing on the outside of a circular platform and form a 60 degree angle with the…

A: Since Mike is standing on the platform, he is standing on the circle.

Q: Why will the cosine ratio never be ambiguous within a triangle?

A: If we restrict our attention to triangle angles, between 0⁰ and 180⁰, we see the difference between…