To find Matt's typing rate, divide (4/5 page) by (2/5 hour).
Note that since both denominators are 5, we can drop the denominators. Then, Matt's rate is 4 pages divided by 2 hours, or 2 pages/hour. That's his typing rate.
A = 1/2 *2 * h (b1+b2)
a*2 = h (b1+b2) /h
a*2/ h = b1+b2-b1
a*2-b1/ h =b2
Answer:



Step-by-step explanation:
Given




Required
Determine the measure of each angle
The angles in a triangle sum up t 180. i.e.

Since
, then 
can then be rewritten as:


Substitute values for B and C

Open Bracket

Collect Like Terms


Divide both sides by 23

To get the measure of each angle, substitute 11 for x in the expressions of B, C and D









Answer:
2 friends: 15 chocolate chip and 12 sugar cookies
3 friends: 10 chocolate chip and 8 sugar cookies
4 friends: 7.5 chocolate chip and 6 sugar cookies
5 friends: 6 chocolate chip and 4.8 sugar cookies
6 friends: 5 chocolate chip and 4 sugar cookies
Step-by-step explanation:
112 Seats/ 7 Seats= 16 Total Rows
70Seats / 7Seats = 10 Full Rows
16-10=
6 Remaining Rows that tell us that there are a total of 42 empty seats.