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Vesna [10]
3 years ago
7

Find the area of the following geometric figure.

Mathematics
2 answers:
Drupady [299]3 years ago
7 0
Do you mean altitude as hieght?
If so, the equation would be: A = b x h x 1/2
A = 15 x 12 x 1/2
The answer would be 90.
I may be a little rusty, but I think this is right.
klasskru [66]3 years ago
4 0

Answer:

The area of triangle is 90 m²

Step-by-step explanation:

We are given a triangle whose base is 15 m and altitude is 12 m.

We need to find the area of triangle.

Formula:

\text{Area of triangle }=\dfrac{1}{2}\times \text{base}\times \text{ altitude}

where. base = 15  m

Altitude = 12 m

Put the value of base and altitude into formula.

A=\dfrac{1}{2}\times 15\times 12

A = 90 m²

Hence, The area of triangle is 90 m²

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Answer:

1. 7.66 x 10^4

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tangare [24]

Answer:

394.9 cm

Step-by-step explanation:

The formula for a cone's surface area is A = π r ( r + √r^2 + h^2 ).

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