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Tarzan is making his mom a card for her birthday. He drew a model of the card before he created it. The model is shown below.

The front of the card is shown. If Tarzan covers the whole front side of the actual card with decorative paper, how much paper would he need? you may use exact answers or round to the nearest hundredth.

Tarzan is making his mom a card for her birthday He drew a model of the card before he created it The model is shown below The front of the card is shown If Tar class=

Respuesta :

Answer:

The area of a triangle uses the equation:

A = ab/2

a = 12

b = 9

A = 12 * 9 / 2

A = 54 inches

54 / 3 = 18

He needs 18 feet of paper
Tarzan need 18 feet of paper to make his mom a birthday card