Find the area of the circle. approximate to 2 decimal places and use 3.14 for π. a) 21.99 cm2 b) 43.98 cm2 c) 153.86 cm2 d) 307.87 cm2

Aswim teacher sells lesson packages. the best deal has the highest ratio of lessons to total cost. swim lesson packagesnumber of lessons total cost$10$4010 1 $8015$80which package is the best deal? l lesson for $105 lessons for $4010 lessons for $8015 lessons for $80mark this and returnsave and exit

If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s?

Find the magnitude, correct to two decimal places, made by each of the following with positive direction of the x axis a) y= x the answer is 45° but i don’t know how