Register

Find the area of an equilateral triangle that has a height of 15 inches

Find the area of an equilateral triangle that has a height of 15 inches
163k views
3 votes
Find the area of an equilateral triangle that has a height of 15 inches

User Bafromca
by
8.4k points

2 Answers

1 vote
Since it's equilateral, all sides should also be 15 inches.

A = 1/2 * b * h

A = 1/2 * 15 * 15

Multiply:

A = 112.5
User Rafael Moreira
by
8.3k points
5 votes
A = ¹/₂bh
A = ¹/₂(15)(15)
A = ¹/₂(225)
A = 112.5in²
User Miek
by
7.7k points
← Prev Question Next Question →

No related questions found

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Other Questions

How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
A dealer sells a certain type of chair and a table for $40. He also sells the same sort of table and a desk for $83 or a chair and a desk for $77. Find the price of a chair, table, and of a desk.
The cost of 5 similar digital cameras and 3 similar video cameras is 3213. Each video camera costs 4 times as much as each digital camera. John buys a digital camera and a video camera. How much does he
Link Copied!