Answer:
1.6
Step-by-step explanation:
area of a semicircle is A = pi * r^2/2
So pi*1^2/2
3.14/2
1.57079632679
Rounded to the nearest tenth
1.6
Answer:
its b The angles need to add up to 90 degrees and this fits the formula
Answer:
Step-by-step explanation:
7 * 7 * 3
= 147 cm^3.
Yes, because 1+3 is 4*2 is 8, and and on the other side 1+1 is 2*5 is 10 the 10-2 is 8 so 8=8
