Answer:
the awner would be 90
Step-by-step explanation:
becuse 45+45 is 90
18 + 12 = 30
12:30
2:5
Answer: 2:5
Step-by-step explanation:
56809.35946 must be paid back
Answer:
1/2*h*b*l
Step-by-step explanation:
Answer: <DEF & <JKL
Step-by-step explanation:
they equal 90 degrees
complementary angles equal 90 degrees