Match these items. 1 . savanna hot and wet all year long 2 . mediterranean a type of rain forest vegetation 3 . jungle moist wind from the ocean 4 . deciduous forest grasslands near equator 5 . tropical rain forest moist continental 6 . alpine dry summers and cool wet winters 7 . monsoon hot, dry, sparse vegetation 8 . desert semiarid, grass and scattered trees 9 . tundra climate changes with altitude 10 . steppes cold, high latitudes 11 . permafrost frozen ground

Amath expression is a collection of one or more terms, which are separated by the signs ( + , - , x , / ).example :   8+b8+b  or  a−3a−3in algebra, an equation is a mathematical statement with two expressions where, each expression is separated by an equal (=) sign. variables can be present on both the sides of the equality (=) sign and we use letters to denote such variables.example 1:   x=4+2x=4+2  , [here, we can observe that the variable is present only on one side of the equation].example 2:   2x+3=x+42x+3=x+4  , [here, we can observe that the variables are present on both side of the equation].

Are there any words that will you

Answer islamic scholars made advancements in technology, literature, philosophy, mathematics, astronomy, and the arts during this time period;

2pi more meters because you find the circumference which is 6pi and 4pi and subtract it and you get 2pi