2 years ago

I need help with this question from khan academy

Mathematics

1 answer:

REY [17]2 years ago

3 0

Answer:

471.21 units^3

Step-by-step explanation:

πr^2h

π5^2x6

multiply and you get your answer

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An abstract sculpture in the form of a triangle has a base 21 meters and a height of 12 meters. Find the are of the triangle.

charle [14.2K]

The area of a triangle could be determined using the following formula
$\boxed{a= \frac{1}{2} \times b \times h}$

plug in the numbers
$a = \frac{1}{2} \times 21 \times 12$
$a = \frac{1}{2} \times 252$
$a= \frac{252}{2}$
a = 126

The area of the triangle is 126 square meters

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