SOLUTION:
1. The height of a triangle is 4 feet less than the base. The area of the triangle is 16 square feet. Find the length of the base and height of the triangle.
2. The perime
Algebra.Com
Question 140879:
1. The height of a triangle is 4 feet less than the base. The area of the triangle is 16 square feet. Find the length of the base and height of the triangle.
2. The perimeter of a rectangle is 32 inches. The area of the rectangle is 48 square inches. Find the dimensions of the rectangle.
3. Find the radius of a cylinder whose volume is 2512 cubic centimeters and whose height is 8 centimeters.
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
the formula is bh/2=area
b*(b-4)/2=16
(b^2-4b)/2=16
b^2-4b=32
b^2-4b-32=0
(b-8)(b+4)=0
b-8=0
b=8 feet for the base.
h=8-4=4 for the height.
proof
8*4/2=16
32/2=16
16=16
RELATED QUESTIONS
The height of a triangle is 4 feet less than the base. The area of the triangle is 16... (answered by Fombitz)
The area of a triangle is 51 square feet. The base is 1 foot less than 3 times the... (answered by Fombitz)
the height of a triangle is five feet less than two times the base. If the area is 75... (answered by josmiceli,stanbon)
The area of a triangle is 130 square feet. If the height is 14 less than the base, find... (answered by stanbon)
The area of a triangular poster is 84 square feet. Its height is 2 feet
shorter than the (answered by nerdybill)
The area of a triangle is 27 square feet. Its height is three times the length of the... (answered by Fombitz)
the height of a triangle is 4 feet less than the base. The area of the triangle is 198... (answered by ewatrrr)
The height of a triangle is 2 more than the base. The area is 40 square feet. Find the... (answered by mananth)
The height of a triangle is six feet less than twice the base. If the area is 70 squae... (answered by checkley77)