when phone is 5.4 in length and 2.6 inches wide the other phone is 6.21 in length based on what we know what length is the other phone ​

Jonathan pays $1.90 per pound for potatoes. he buys 8.3 pounds of potatoes. he determines that he will pay $15.77, before tax, for the potatoes. which best describes the reasonableness of jonathan’s solution? jonathan’s answer is reasonable because there are two decimal places in the factors and two in the product. jonathan’s answer is unreasonable because there are three decimal places in the factors and two in the product. jonathan’s answer is reasonable because is 16, and 16 is close to 15.77. jonathan’s answer is unreasonable because is 8, and 8 is not very close to 15.77.

Does the point (1, sqrt 7) lie on circle shown.

If tan2a=cot(a+60), find the value of a, where 2a is an acute angle