27. Diketahui luas sebuah lingkaran adalah \( 50 \pi \), panjang jari-jari lingkaran tersebut adalah ...

Question 6 (10 points) \( \quad \) Saved What is the capacity of a cylindrical tank, in litres, if the tank is 5 feet in diameter and 15 feet high?

The sides of the parallelogram are 4 and 5 , and the angle between them is \( 60^{\circ} \). The area of a parallelogram is a. \( 5 \sqrt{3} \) b. 10 c. \( 10 \sqrt{3} \) d. 5

2 Consider the equation. Which graph shows a line that is perpendicular to the line defined by the given equation?

2. Which of the following sets of numbers could be the side lengths of a triangle? (1) \( \{8,11,17\} \) (2) \( \{2,5,10\} \) (3) \( \{12,15,30\} \) (4) \( \{4,4,15\} \)

Problems \( \Delta R S T, R S=18 \) and \( S T=26 \). Which of the following could not be the length of \( R T \) ?