Answer:
459
Step-by-step explanation:
first we solve the area of the rectangle. the length of the rectangle is 22 and the width is 18. 22 times 18=396. next we need to solve the area of the triangle. 7 is the height of the triangle and 18 is the width. 7 times 18 divided by 2 is 63. Next we need to add up the area of the rectangle and the triangle
396+63=459
Answer:
Step-by-step explanation:
Given that,
Height of a triangular pyramid = 6 inches
The area of the base of the speaker is 11 square inches
We need to find the volume of the speaker.
The formula for the volume of triangular pyramid is given by :
A is area of base and h is height
So, the volume of the speaker is .
Step-by-step explanation:
All are negative exponent property except for the top right one