algebra
posted by Anonymous .
The height of a triangle is 4x + 5 inches and its base is equal to its height. Find its area.

area = (1/2)(4x+5y)(4x+5y)
= (1/2)(16x^2 + 40xy + 25y^2) or 8x^2 + 20xy + 25y^2 /2
Respond to this Question
Similar Questions

math
i have trouble finding the answer to this and how to srt. there is a square and i havbe to find the area. HOweever inside the square is a triangle. the base of the triangle is 3 and the leg is 7. no height is given. plz help. Is this … 
geometry
A triangle's base is 14 inches less than 2 times its height. If h represents the height in inches, and the total area of the triangle is 54 square inches, which of the following equations can be used to determine the height? 
Math
A rectangular solid has a base area of 43.3 sq inches and a height of 50 inches a triangular prism has a base in the shape of an equilateral triangle and a height of 50 inches. the volumes for both shapes are equal. find the side of … 
Algebra
A triangle has an area of 60 in^2. Its base is 10 inches and its height is √x inches. What is the value of x? 
Math
The base of a triangle is three inches more than its height. If each is increased by 3 inches the area of the triangle (1/2 bh) is 14 square inches. Find the original base (𝑏) and the original height (ℎ) in inches. (Lesson … 
Math
The base of a triangle is three inches more than its height. If each is increased by 3 inches the area of the triangle (1/2 bh) is 14 square inches. Find the original base (𝑏) and the original height (ℎ) in inches. (Lesson … 
algebra
The base of a triangle is 3 inches less than twice its height If the area of the triangle is 126 square inches what equation can be used to find h the height of the triangle in inches 
Algebra
The base of a triangle is 3 inches less than twice its height If the area of the triangle is 126 square inches what equation can be used to find h the height of the triangle in inches A. 2h^23h+63=0 B.2h^23h63=0 C.2h^23h+252=0 … 
Algebra  PLEASE HELP!
Can you PLEASE help me with this problem? 
Algebra
A triangle has a height that is 4 inches less than its base. If the triangle has an area of 86 square inches, set up and resolve an equation to find its base and height.