3. La medida del ángulo \( P \) de un triangulo PRT es 600 y las longitudes de los lados PR y PT son 12 y 15 respectivamente. Calcula el area de la region PRT

2) Dato un punto \( P(-2 ;-1) \) e una rette II \( y=2 x-3 \) deterninare retto per il punto \( P \) ! Fare grefico

ai The sides of a big triangle measure 100 m each. The sides of a small triangic measure 10 m less than the sides of the big triangle. fipd the perimeter of the big triangle. (ii) Find the perimeter of the smail trian is the ditference between the two perimeters?

A wire of length \( 7 x \) is bent into the shape of a circle. A. Express the circumference of the circle as a function of \( x \). B. Express the area of the circle as a function of \( x \). A. \( C(x)=\square \)

The diameter of a circle measures 20 ft. What is the circumference of the circle?Use 3.14 for π, and do not round your answer. Be sure to include the correct unit in your answer.

Касательная и треугольник Прямая, проходящая через точку \( A \), касается окружности с центром \( O \) в точке \( B \). Найдите градусную меру меньшего угла треугольника \( А О В \), если один из его углов равен \( 65^{\circ} \).