ABC is a right-angled triangle. AC = 6 cm
AB = 13 cm
Diagram NOT
accurately drawn
13 cm
6 cm
B
Work out the length of BC.
Give your answer correct to 3 significant figures.​

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

Acircle has a circumference of 28.36 units what is the diameter of the circle

Sum of the interior angles of a pentagon