2800 ÷ 400
Cross out 2 zeros from both numbers, then you have 28 ÷ 4 = 7
Answer:
x = 15
Step-by-step explanation:
angles 2 and 4 are supplementary so they add up to 180
2x + 10 + 4x + 80 = 180
6x + 90 = 180
6x = 90
x = 15
a=1 b= c=Step-by-step explanation:
Answer: C) Cannot be done
Taking the square root of a negative number is not possible unless you involve complex numbers. If your teacher has not introduced that topic yet, then you just simply say "cannot be done" or something along those lines.
Answer:
Step-by-step explanation:
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