Jack and Jill are 20 m apart. Jack sees the top of the building at 30 degrees and Jill sees the top of the building at

40degrees. What is the height of building?

What single decimal multiplier would you use to increase by 7% followed by a 9% increase?

If x = 3, calculate the value of: x3 - x

The table below shows the cost for different numbers of tickets purchased with no discount. On Fridays, all tickets are discounted by $2. How much will 9 tickets cost on Friday?

Find the maxmium area of a rectangular plot of land which can be enclosed by rope of length 60 metres

Write the converse of the conditional statement. If a polygon is regular, then it has congruent angles and congruent sides.

How to solve this: a 20 inch flat panel computer monitor is on sale for $ 249.99. it was reduced $ 80.00 from the original price. Find the percentage reduction price.

What is the circular pattern of 18ft

What is the expression of (0.2) (14)

6/100 as a reduced fraction

Solve f (-4) if f (x) = - 4x - 2.