7.5. 10.5*5 and divide that by 7
Answer: -40 or negative forty
Step-by-step explanation:
Answer:
To find the area of a circle with the radius, square the radius, or multiply it by itself. Then, multiply the squared radius by pi, or 3.14, to get the area. To find the area with the diameter, simply divide the diameter by 2, plug it into the radius formula, and solve as before.
Step-by-step explanation:
Squared in this case just means to multiply the fraction by itself.
3/2 * 3/2 = 9/4 which equals 2 1/4. Or in decimal form, 2.25.
Hope I helped and good luck!