my teacher has told em to create 8 questions, which i have, but i need some one to test the question, please answer it right cos my teacher is really strict and she''ll think i made it up,if possible can you show the working out, for the same reason, she'll think i cheated, thanks! and if i do get bad results shell ring my mum, she did before when i got one out of eighteen.
question one: how long is the diagnol of a square with the side of 10 metres?
question 2:a ship from a port to a lighthouse steams 8km east and 6km north. how far is the lighthouse from the port?
question 3: An 8 metre ladder is put up against a wall.
A): how far up the wall will it reach when the foot of the ladder is 1 metre away from the wall?
B): when it reaches 7 metres up the wall, how far is the ladder away from the wall?
question 4: how long is the line that joins the two points A(1.3) and B (2.2)
question 5: a rectangle is 4 cm long. the length of its diagnol is 5cm. what is the area of the rectangle?
question 6: how long is the line that joins the two points A(-3,-7) and B(4,6)
the diagram shows a voyagr from A to postion B the boat sailes due east from A for 27 km to position C. the boat then changes course and sails for 30 km to positon B. on a map, the distance betwenn A and C is 10.8 cm.
A) work out the scale of the map.
B) calculate the distance, in km, of B from A