The formula for a triangular pyramid is 1/3AH. A is the area of the base. H is the height of the pyramid. So to find the area of a right triangle, you would use the formula (a x b)/2. So (10 x18)/2 is 90 inches^2. Now you can fill in the first formula. 1/3(90 x 14), which equals 420 inches^3. I hope you find this helpful (if correct.)
Answer:
The expression of ideas or feelings is the showing of them through words, actions, or artistic activities. ... Your expression is the way that your face looks at a particular moment. It shows what you are thinking or feeling. Levin sat there, an expression of sadness on his face.
Step-by-step explanation:
5/6, use this method next time another question comes up