Answer:
Tyler.
Step-by-step explanation:
Answer:
a. 90º
Explanation:
The chords ST and RA intesect at Y, so that SY is now perpendicular to RY and they form an angle 90 degrees at that point. However angles mSA and mRT are both at the circumference of the circle(a chord is a line from point of a circle's circumference to the other) and are both 90 degrees because angle at the circumference is half of angle at the centre in same arc.
7 books with a cost of 28$ then a 2$ charge which will put him right at 30
Answer:
the first one is right, the second is less than or equal to (the second to last sign) and the last one is greater than or equal to( the last sign)
Step-by-step explanation: