20 and 7 Because 4x5 = 20
Answer:
the answer is a
Step-by-step explanation:
Answer:
1.
Q- acute
R- right
S-acute
2.
- QRS is a right triangle because it has a small square at the right angle.
hope this helps!
Step-by-step explanation:
3 because 3•3 is 9 and 9•3 is 27
Answer:
53
Step-by-step explanation:
c=42+11
c=53