Answer:
7
Step-by-step explanation:
Since the median is equal to the sum of the two bases divided by two
, we have: QR=(5x-14+17)/2; but QR= x+12, so x+12=(5x+3)/2; 2(x+12)=5x+3; 2x+24=5x+3; ordering 5x+3=2x+24; 5x-2x=24-3; 3x=21 so x=21/3 = 7
Answer:
HI = 15
Step-by-step explanation:
Since the triangles are similar then the ratios of corresponding sides are equal, that is
= , substitute values
= = 5
Multiply both sides by 3
HI = 15
Answer:
i think b???
Step-by-step explanation:
Answer:
8
Step-by-step explanation:
Simplify the expression.