Level: Standard 4) If the area of a circle is 201.06 cm. find its diameter and circumference. Show the
formulas you used and the work you did to arrive at your answers.
Diameter =
b) Circumference =
5) Given ST=22 find the probability that a dart thrown at random will hit in the shaded

The decibel level of sound is 50 db greater on a busy street than in a quiet room where the intensity of sound is watt/m2. the level of sound in the quiet room is db, and the intensity of sound in the busy street is watt/m2. use the formula , where is the sound level in decibels, i is the intensity of sound, and is the smallest sound intensity that can be heard by the human ear (roughly equal to watts/m2).

What is the length of the missing leg in this right triangle? 18 mm 24 mm 26 mm 32 mm

Asix-sided number cube is rolled twice. what is the probability that the first roll is an even numbe and the second roll is a number greater than 4?