Answer:Exact Form:
1/2
Step-by-step explanation:
12 red counters
7 more red counters than yellow counters
12 - 7 = 5 yellow counters
Dara has 5 yellow counters.
Answer:
my answer is in the graph. hope i am right!
Step-by-step explanation:
Answer:
draw a right angle triangle
Step-by-step explanation:
Let one of the angles be A
cos A = sin (90-A)
90 - x - 20 = x
2x = 70
x = 35 degrees
Answer:
The area of the right triangle is 262.5
Step-by-step explanation: