a. Are all circles similar?b. If two circles have radii 9 and 12, what is theratio of the circumferences? of the areas?

Q: Given the radii are portions of the mid-section of the shaded figure, calculate the circumference of…

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Q: What is the circumference of the circle if a chord 8cm long is 3cm away from the center of the…

A: Given: A chord 8 cm long is 3 cm away from the center of the circle. To Find: The circumference of…

Q: Task 4: Find the radius of the congruent circles. Round to the nearest hundredth. (7.7) CD = 12 and…

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Q: In a circle with the radius 3cm, on its chord 4cm long taken as a diameter constructed is another…

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Q: Given the circles shown is centered at point O, what is a point of tangency? Point A Point C Point D…

A: determine point of tengency

Q: The perimeters of two regular hexagons are 30 in. and 72 in. What is the ratio of their apothens? Of…

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Q: If the sector formed by a central angle of 30° has an area of n/3 square centimeters, find the…

A: Given area of a sector formed by a central angle of 30° is π3 cm2. We know that area of sector…

Q: In circle E, AB | CD and BC is a diameter. 2. If mAC = 4x + 5 and mBD = 2(x + 20), what is m/ABC? A…

A: We'll answer the first question since the exact one wasn't specified. Please submit a new question…

Q: B

A: (Statement and figure is mismatch ) As shown in give diagram, If points B and C are the endpoints of…

Q: What is the length of AB? AB and BC are tangents to the circle. 7x+5 x+23

A: Circle question

Q: Given: In circle O, OA=5, BC=6, ad CD=4. Find: Area of quadrilateral ABCD

A: Consider the following figure. The quadrilateral ABCD is inscribed in circle O and AC. the diagonal…

Q: what is the area of the entire figure?

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Q: What is the radius of a sector of a circle with a central angle of measure 36° and whose area is O O…

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Q: If a sector of a circle has arc measure 120°, then its area equals one-third the area of the circle.…

A: Solution is below

Q: 41.) If two circles have a radius of 5 cm, they are a. concentric circles b. tangent circles c.…

A: Congruent circles are circles that are equal in terms of radius

Q: 5. Given: In circle 0, OA = 5, BC = 6, and CD = 4 Find: Area of Quadrilateral ABCD

A: (5).    Given: OA=5BC=6CD=4

Q: If all segments shown are tangent to circle A, find the perimeter of triangle DFE. 4 ft D F 9ft E.

A: Consider the triangle DFE

Q: A triangle has angles measuring 30°, 30°, and 120°. If the congruent sides measure 6 units each,…

A: The circumscribed circle of a triangle is a circle that passes through all three vertices of the…

Q: Given circle F, calculate the length of IS. (Round to the nearest tenth) S. 4 in 20° H. length of…

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Q: A• В D

A: Circles

Q: In square ABCD below, arcs AQ, DO, CO, and DO are quarter circles with centers at O. If the radius…

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Q: The area of circle A is A

A: Given that, The area of circle A = 45 square units Circle A and circle B are related by a scale…

Q: Find the ratio of the areas of two circles with radii 4 and 7

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Q: Given Circle 0, Prove AA0C = ABOD

A: When two lines intersect each other than opposite angles are equal.

Q: In the figure below, chord FG has a length of 12 and triangle GOH has an area of 24. What is the…

A: Given:

Q: Determine the area of the segment of a circle if the length of the chord is 15 inches and located 5…

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Q: Can a circle be circumscribed about each of the following figures? Why or why not? a) Parallelogram…

A: a) A circle can only be circumscribed in a quadrilateral if the side-by-side bisector sides are…

Q: If points C and B are the endpoints of a diameter and A is any other point on O0, find the measure…

A: Here we have to find the measure of the angle ACB

Q: In the circle below segment AB is a diameter. If the length of arc ACB is 6pi , what is the length…

A: To find the radius

Q: If QC is tangent to circle O and QC = 8 and BC = 4, then the length of OB is ? 8. B 4 C

A: we have to find OB radius

Q: What is the sum of the measures of the exterior angles of the polygon shown below? If necessary,…

A: Concept :  Exterior angle of n-sided polygon is 360n sum of exterior angle of any polygon is always…

Q: 9. In the diagram of circle 0, diameter AB is parallel to chord CD. If mAC = x+ 9 and mBD = 4x – 12,…

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Q: If a regular hexagon has a side of 5 cm, then determine: a) measure of the radius of the…

A: Given side of regular hexagon is s=5 cm (a) Since radius and side of the regular hexagon is equal.…

Q: 3. Find The lengths of both circular arcs of the unit circle connecting the points and in

A: Given: 35,45 and 817,1517. To Find: Length of both circular arcs of the unit circle connecting the…

Q: For each figure, compute the perimeter to the nearest millimeter and the area to the nearest square…

A: (a) Given triangle is                                   By Pythagoras theorem…

Q: The perimeters of two regular hexagons are 30 in. and 72 in. What is the ratio of their apothems? Of…

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Q: If BC is tangent to circle O and OB is a radius, what kind of triangle is ОВС? X right triangle X…

A: In the circle  BC is tangent of circle O O centre of the circle What is triangle OBC?

Q: In Circle O, AOC is a diameter, ADB is a secant, and BC is a tangent. If the measure of are DC is 3…

A: Given query is to find measure of angle B.

Q: of a circle is tr?, rence of a circle is he circumference

A: Our  Aim is to express the circumference of circle in terms of Area=?

Q: Find the radius of the congruent circles. Round to the nearest hundredth. C. A• B D CD = 12 and AB =…

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Q: a. b.

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Q: If AB = 8, what is the length of AC? In the figure, circle P has a radius of 10. AB I DE. If DC = 2,…

A: The given circle is : Circle P has a radius r=PD=10

Q: Find the length (cm) of a common chord of two circles of radii 25 cm and 26 cm respectively, if the…

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Q: 2. If the circumferences of two circles are in the ratio 2:3, then their areas are in the ratio (A)…

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Q: If points A and B are the endpoints of a diameter and C is any other point on O0, find the measure…

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Q: In the circle below, segment AB is a diameter If the lenrth of arc ACH is 6, what is the length of…

A: As we know the formula for arc length of circle is given by  Arc length = 2πr (θ/360)    where θ is…

Q: In a right triangle with sides of lengths a, b, and c (where e is the length of the hypotenuse),…

A: Solution: Consider the given right triangle having sides a, b, and c where c is the hypotenuse. We…

Q: If a given circle, with a central angle of 315 degrees, has a sector area of 538.78 Inches squared,…

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Q: Given circle T, and tangents AD and CD, what is the measure of ZADC?

A: The given quadrilateral is a cyclic quadrilateral.so we can apply it's property to solve the problem