黃老师2020年4月24日state test gas station

歡迎大家來到黃老師的數學州考加油站！！！今天我們會一起來看看數學州考各年級的數學經典考題。

HW of  Grade 6 We have to remember the definition 

of the above geometric figures

Grade 5 the volume and decimal calculation

Grade 5 the measurement exchange and

 understand the expression

                                                Grade 7 Factoring and calculation

                                                    Grade 7 Simple interest and understand
                                                     the negative and positive number

      1  

If  and , what is the length of ?