Answer:
+- 5 and +- 3
Step-by-step explanation:
qn 2:
4r² = 91 + 9
4r² = 100
r² = 25
r = +- 5
qn 3:
4r² = 29 + 7
4r² = 36
r² = 9
r = +- 3
Answer:
40
Step-by-step explanation:
2 x -4 x -5 = 2 x 20 = <u>40</u>
Answer:
3
Step-by-step explanation:
24/3 is equaled to 3
if you don't know what that means its 24 divided by 3
Area= 709.86
Circumference= 94.25
Step-by-step explanation:
-7(-4p+1) + 2p
-7 x -4 = 28p
-7 x 1 = -7
28p + 2p = 30p
so
30p-7
