bur många procent längre är triangelns bas jämfört med dess höjd? Svar:

Calcola il quarto angolo del quadrilatero che ha le seguenti misure di angoli interni. a \( 75^{\circ}, 122^{\circ}, 43^{\circ} \) b \( 61^{\circ}, 97^{\circ}, 103^{\circ} \) c \( 74^{\circ}, 71^{\circ}, 77^{\circ} \)

A sector has central angle \( \frac{5}{7} \pi \) and radius 18 . Find the area of the sector. Give your answer in terms of \( \pi \) or as a decimal rounded to two decimal places.

AFerris wheel has a radius r of 24.5 feet. The height of the tower \( t \) is 30.8 feet. The horizontal distance d from the origin to the base of the tower which lies to the right of the origin is 43.7 feet. Find the standard form of the equation of the circle represented by the Ferris wheel. The standard form of the equation of the circle represented by the Ferris wheel is (Do not type units. Type any numbers as decimals. Use the variables \( x \) and \( y \).

A sector has central angle \( \frac{14}{15} \pi \) and radius 21 . Find the area of the sector. Give your answer in terms of \( \pi \) or as a decimal rounded to two decimal places.

A sector has central angle \( \frac{11}{13} \pi \) and radius 22 . Find the area of the sector. Give your answer in terms of \( \pi \) or as a decimal rounded to two decimal places.