Register
An isosceles triangle has vertices at (-5, 4), (2, 4) and (-1.5, -3.5). Each of its two congruent sides are 8.3 units long. Calculate both the area and perimeter of the triangle. Explain or show you got
127k views
5 votes
An isosceles triangle has vertices at (-5, 4), (2, 4) and (-1.5, -3.5). Each of its two congruent sides are 8.3 units long. Calculate both the area and perimeter of the triangle. Explain or show you got your answers

User Mladen Milosavljevic
by
8.9k points

1 Answer

4 votes
The triangle has a base of 7 so 1/2 the base is 3.5.
The height = 7.5 (from graphic)
Area of "left triangle" = 3.5*7.5 / 2 = 13.125
The entire triangle area = 2 * 13.125 =
26.25

Triangle perimeter both legs = 16.6 + base (7) = 23.6

An isosceles triangle has vertices at (-5, 4), (2, 4) and (-1.5, -3.5). Each of its-example-1
User CBuzatu
by
9.2k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.1m answers

Other Questions

How do you can you solve this problem 37 + y = 87; y =
How do you estimate of 4 5/8 X 1/3
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!