To find the diameter of the radius you need to multiply 3.5 x 2 = 7
Answer:
its A
Step-by-step explanation:
The correct answer is 9x^2
Hope this helped :)
Answer: the bottom rectangle is 21 square units
The top triangles are each 6 square units
Step-by-step explanation:
Do 6 times 3.5 to find area of rectangle
Then do 3 times 4 divided by 2 for each of the top triangles
Answer:
135 square feet.
Step-by-step explanation:
A triangular prism. The rectangular sides are 8 feet by 2.5 feet, 8 feet by 6 feet, and 8 feet by 6.5 feet. The triangular sides have a base of 2.5 feet and a height of 6 feet.
The prism has two triangular faces and three rectangular faces.
So, the surface area of the prism will be

= 15 + 20 + 48 + 52
= 135 square feet. (Answer)