You're making a card house, setting each pair of cards the way that they make angle of 60 degrees between them. If you know the size of a playing cards 90mm by 60mm, what is the separation between the floors in your card house?''.
When you stretch your arms horizontally, the tip of your fingers are 160cm away from each other. If they are 170cm from the tip of your toes, and 85cm from the top of your head, how tall are you?Give the answer to the nearest tenth.
Draw a circle of radius 3.4 cm and centre O. Draw any radius OP. Make an anglePOQ = 60 degree with the point Q on the circle. Join PQ. Find the length of chord PQ and also the distance of chord from the centre.
ABC is an isosceles triangle with AB=BC. The circumcircle of ABC has radius 8. Given further that AC is a diameter of the circumcircle, what is the area of triangle ABC?
Find the height of a prism with a base in the form of a sector with central angle equal to 25 degrees. Its volume is found to be 350 cubic inch and the height is four times the radius of the base.