3 years ago

Find the area and perimeter.

Mathematics

1 answer:

lara [203]3 years ago

8 0

Answer:

Step-by-step explanation:

Perimeter of triangle = 4x - 3 + x + 9 + 8

= 4x + x - 3 + 9 + 8

= 5x + 14

Area = $\frac{1}{2}*base *height$

$= \dfrac{1}{2}*8*3x\\\\= 4 * 3x\\\\= 12x$

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