Answer:
In terms of pi: 164.5pi cm squared
Substituting pi for 3.14: 516.53 cm squared
Step-by-step explanation:
3.5^2 = 12.25pi
12.25*2 = 24.5pi
7pi*20 = 140pi
140 + 24.5 = 164.5pi
164.5*3.14 = 516.53
The answer is Triangle PQR
Answer:
30000 times larger.
Step-by-step explanation:
10^7 * 9/10^3*3
Law of exponents cancel some of the tens.
10^4 * 9/3
Cancel out the three.
10^4 *3
Compute
30000 times larger.
Answer:
30.9 cm^2
Step-by-step explanation:
A=(3*2.6)/2+3*(3*6)/2=3.9+27=30.9 cm^2
Answer:
3boxes
Step-by-step explanation:
1st we should know the number of cookies
7*5=35
Divide the total of cookies to cookies per box 35/12=2 11/12
2 boxes and 11 cookies remaning (they need an extra box)= 3 boxes
