(a) \( 90^{\circ} \) The length of the perpentioular distance berween the two straight lines \( x+2=0 \) and \( x=3 \) equalls

Одна нз сторон треугольника на 20 см меньше ругой и в 2 раза меньше третьей. Найдите сторо еуугольника, если его периметр равен 204 см.

The circumference of a wheel is 62.83 centimeters. What is the diameter of the wheel?

11. \( A B C D \) sinia chiziq yasang, uning \( A B \) bo'g'ini \( 4 \mathrm{~cm} 7 \mathrm{~mm}, B C \) bo'g'ini \( =6 \mathrm{~cm} 3 \mathrm{~mm}, C D \) bo'g'ini \( =3 \mathrm{~cm} 5 \mathrm{~mm} \) bo'lsin. Shu siniq chiziqning umumiy uzunligini toping.

Un trapezio isoscele è circoscritto a una circon- ferenza. Sapendo che il lato obliquo è lungo 10 cm e il raggio è uguale alla base minore, cal- cola l'area del trapezio.

a. Find the area of the bigger room if the area of the smaller room is \( 8 \mathrm{~m}^{2} \). b. Find the ratio of their lengths c. If the length of the larger room is 10 m , find the length of the smaller one. \#\#\#ENDi\#\#\#