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A.360°
B.540°
C.720°
D.900°
A.3a+2b =5ab
B.5a—2b=3
C.7a+a=7a²
D.(x-1)²=x²+1-2x
A.when will we have the singing competition
B.when we will have the singing competition
C.where will we have the singing competition
D.where we will have the singing competition
A.important
B.more important
C.most important
D.the most important
A.are planted
B.were planted
C.plant
D.planted
A.if
B.so
C.unless
D.until
A.build
B.building
C.to build
D.built
A.she
B.her
C.hers
D.herself
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