Question

Can someone solve this problem (algebra) please! Thanks!

Answer 1

Therefore, the height of the traingle is 7.5 cm.

Explanation:

1 dm= 10 cm

3.3 dm=3.3×10

=33 cm

(x+4)+(2x-7)+x= (4x-3) cm

4x-3= 33

4x= 36

x=9

2x-7=2×9-7

=18-7

=11

x+4=9+4

=13 [longest side of triangle]

13-5.5=7.5 cm [height of triangle]