Hahah be my bf. I am 15 and yeah the pic? Its my pfp... heheh

Given that abcd is a rhombus, what is the value of x?

Ahiker stands at an unknown elevation before he ascends 2 miles up a mountain to an elevation of 9 miles. find the elevation of the hiker before his ascent.

Type the correct answer in each box. use numerals instead of words. if necessary, use / fir the fraction bar(s). the graph represents the piecewise function: h