Answer:
80 answer is 80
Step-by-step explanation:
50+30 = 80 answer
Answer:
easy-peasy
Step-by-step explanation:
Perimeter:
P=2(a+b)
P=2(50+70)
P=2(120
P=240
Area:
A=50*70
A=3,500
I really hope it helped:)
Answer:
(2,1)
Step-by-step explanation:
The answer is (2,1)
Complementary angles equal 90 degrees.
The first two graphs angle a and b equal 90’degrees.
The first two are correct