Five identical rectangles fit
together as shown.
By studying the diagram,
complete the following lines of
algebra.
i) a + b = .
15 cm
(ii) 2b = .
(ii) .. b = .
(iv) .:. a + ( ) = . using (i)
(v) ..a=
(vi) . b =
Hence calculate the total area, in cm2, covered by the rectangles.

When eating out, record the total cost of your meal (before tip) and the tip that you left. determine the percent of the cost of the meal that you left as a tip.

Segment xz is bisected by point y. if xy = 12x, and the measure of xz = 18x – 6, solve for x

Fiona races bmx around a circular dirt course. if the radius of the course is 70 meters, what is the total distance fiona covers in two laps of the race? a. about 30,772 meters b. about 15,386 meters c. about 879.2 meters d. about 439.6 meters e. about 219.8 meters23 points hurry