Answer:
i think it's <C and <R since they're 90 degree angles, though they are small
7,000+500+2
2(3751)
7x10^3+5x10^2+2X10^0
5(1500.4)
There are 7 days in a week. If you add 7 three times, you get 21, which means that three weeks equals 21 days, which is less than 24
Top left; you get 54 from doing 180-126 and then you do 180-61-54 to get 65
I’m not 100% sure, but I believe it’s A and C