The formula for area of a circle is π x r^2
r = radius = 7 cm.
Area = 7^2 x π
Area = 49π cm²
Answer:
3400
Step-by-step explanation:
60 * 70 = 4200
70 - 10 - 20 = 40
20 * 40 = 800
4200 - 800 = 3400
Answer:
1st one: (x-2)(x+10)
2nd one: (x-7)(x-3)
Step-by-step explanation:
The number that is being multiplied by the variable ( the letter) so like if you have 2X the 2 is the coefficient
Hopes this helps:
Answer: 7/25
1. Cancel 8.
1/25 • 7
2. Simplify.
7/25