The first one with the purple blocks is option 4
the second question with the rectangle is option 2
Answer: sec^4(x)-tan^4(x) = 1+2 x tan^2(x)
Step-by-step explanation:
Answer:
diameter = 11
Step-by-step explanation:
πd /2
22/7 ×7
22 /2
Answer: all I know is that the answer is n/6 cause I kept getting it wrong and it told me.