Exercise 1. Answer the following questions. Draw a circle if your answer is YES and a diamond if it is NO. 1. Do all triangles have 3 equal sides and 3 angles? 2. Do all quadrilaterals have 4 sides and 4 angles? 3. Can a quadrilateral be divided into 2 triangles? 4. Is any 3-sided polygon a triangle? 5. Is any 4-sided polygon a quadrilateral?

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 3 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30∘c on monday, but decreased at a constant rate in the next 3 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?