P=26=2*(l+L)
⇒ l+L=26:2=13 feet
l=3, L=10
A=l*L=30=10*3
⇒ l=3 feet
L=10 feet
Answer: 20 ft³
Step-by-step explanation:
volume of triangular pyramid =
- b = base area = 10 ft
- h = height = 6 ft
Therefore, the volume is:
Answer:
don't know sorry babe
Step-by-step explanation:
Answer:
The pink angle is half the angle subtended by the blue arc.
Step-by-step explanation:
Given
See attachment for circle
Required
Compare the pink angle to the blue arc
Let the pink angle be x and the angle subtended by the blue arc be y.
So, we have:
angle at circumference
angle subtended by arc
The relationship between x and y is:
Make x the subject