Answer:
pi
Step-by-step explanation:
First find the circumference of a circle with radius 4
C = 2 * pi *r
C = 2*pi*4
C = 8pi
A circle has 360 degrees
Find the fraction of a circle that 45 degrees is
45/360 = 1/8
Multiply the fraction by the circumference
1/8 *8pi = pi
<em><u>d.</u></em>
<em>Square cross section </em>
<em>Also, the smaller pyramid created is similar to the big one.</em>
Answer:
21
Step-by-step explanation:
did the test
Answer:144 degrees
288 degrees
Step-by-step explanation:
Answer:
r= -4
Step-by-step explanation:
-208/-8=26
26+2=28
28/-7=-4
