B: the relationship is proportional
Answer:
5(x+3)=2
Step-by-step explanation:
Answer: probably (b) because negative x positive or plus equals negative
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Step-by-step explanation:
So a triangle is always 180°.
If one angle is 90° then we can subtract that from the 180° to find out how much the other two will be.
180°-90°=90°
So the other two angles added together will have to equal 90°.