2. What is the approximate value of b in the triangle below?
a) 28.3
b) 22.7
C) 18.5
d) 17.6

Me! 50 points! why does when we come home, our door is unlocked and there is grease on the door knob, me solve this , and i don't know what category this goes under

Find the value of x for which abcd must be a parallelogram -9-6x x-30

Prove that the sum of two consecutive exponents of the number 5 is divisible by 30.if two consecutive exponents are 5n and 5n + 1, then their sum can be written as 30.