6.2 Right-Triangle Applications 439 18. 19. 20. 21. 22. Show that the perimeter of the pentagon in Example 6 is 20 sin 36°. Hint: In Figure 5, draw a perpendicular from O to AB. 23. In triangle OAB, lengths OA = OB = 6 in. and LAOB = 72°. Find AB. Hint: Draw a perpendicular from O to AB. Round the answer to one decimal place. 24. The radius of the circle in the following figure is 1 unit.

Q: Calculate the area of the region inside the circumference r = 3sinθ and outside r=2-sinθ

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Q: 5. Find the area between z = -1.00 and z = 1.00. 6. Find the area between z = 0.25 and z = 1.25.

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Q: . A sphere has radius 7 m. Use 7 = * the sphere. to find the approximate area of

A: The area of a sphere of radius r is given by the formula A=4πr2.

Q: 8. Complete the chart. # of sides 12 for regular polygons Sum of int. angles Sum of ext. angles Each…

A: Since you have asked multiple questions in a single request we would be answering only the first…

Q: In right triangle PQR, we have Q = R and QR = 6sqrt2. What is the area of PQR?

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Q: H.w. Find the areas for the hollawing regions: Region enclosed by the cardioid (r=\-sin@) in 1-st…

A: graph: r=1-sinθ

Q: A,B and Cane center of 3 circle ratio of the ans shaded region t the unshadedr

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Q: Also i need figure

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Q: 7 6 5 4 3 2 1 2 3 4 5 6 7 -7 -6 -5 -4 -3 -2 -1 2 Find the area inside the circle x² + y² = 49 above…

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Q: 7) Find the area of the region enclosed by the cardioid r² = 4 cos 20.

A: To find the area of the region enclosed by the cardioid r2=4 cos 2θ.

Q: find the area inside r = 3sin 3theta and inside the circle r = 3 sintheta

A: The area between two graph is given r1(θ) and r2(θ) such that r2>r1 between the limits θ1 to θ2…

Q: Q3 ) Determine the area shaded between the big circular of equation x+y? =16 and other inside small…

A: The general equation of circle is given by If d is the diameter of the circle, then the radius of…

Q: ) Find the corresponding area between z=0 and draw the graph. z= 2.69 Please show your complete…

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Q: Q3 ) Determine the area shaded between the big circular of equation x+y? =16 and other inside small…

A: Find the area by integrating in polar coordinates system. r varies from 1 to 4. Theta from 0 to 2π

Q: 26. Find the area of the trapezoid. 18' noi 37' 12'-3"

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Q: Find the area of the sector of a circle. Use the value 3.14 for t. Radius = 33.84 cm; 0 = 74° %3D…

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Q: 7) Find the area inside the circle r = 6 sin e and outside r = 2+ 2 sin 0. %3D

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Q: 517/2021 If a circle with a radins OF 20 ft has a area of 198 Sa ft,find the central ansle measure.…

A: Given: Circle with radius 20 ft. and  a sector area of 198 sq. ft.

Q: Find the corresponding area between z=0 and draw the graph. z= 1.74 Please show your complete…

A: Given that  Z=from 0 to Z=1.74 Z follows standard normal distribution

Q: find the area of the circle r=a by integartion

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Q: I can't figure out the value of x or the area of the sqaure

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Q: Find the image of triangle ABC for the dilation with center P and scale factor 1/4.

A: When two triangles are similar, the reduced ratio of any two corresponding sides is called the…

Q: area with of circle radius 7?

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