The sun casts a shadow on a building and a flagpole. The building is 100 feet tall and its shadow is 25 feet. the flagpole of 5 feet. the two triangles shown are similar A: 10 feet
B: 20 feet
C: 40 feet
D: 80 feet

Suppose a pendulum is l meters long. the time, t,in seconds that it tales to swing back and forth once is given by t=2.01

(c) the diagram shows the first three shapes of a matchsticks arrangement. first shape = 3second shape = 5third shape = 7given m represents the number of matchstick used to arrange the n'th shape.(i) write a formula to represent the relation between m and n. express m as the subjectof the formula.(ii) 19 matchsticks are used to make the p'th shape. find the value of p.

Abook store is having a 30 perscent off sale. diary of the wimpy kid books are now 6.30 dollars each what was the original price of the books