If the y-intercept of a line is 4, what could be an equation for this line?
a) y = 1/2x + 4
b) y = 4x
c) y = 4x + 3
d) y = x - 4

Consider circle h with a 3 centimeter radius. if the length of minor arc what is the measure of zrst?

20 points for the answer. this is for real , don't put random ! a rectangle has a length of 4 centimeters and a width of 7 centimeters. what is the effect on the perimeter when the dimensions are multiplied by 5? the perimeter is increased by a factor of 5. the perimeter is increased by a factor of 20. the perimeter is increased by a factor of 25. the perimeter is increased by a factor of 100.

Ineed with question three. i don't understand how i'm supposed to achieve 3 marks.