3.73
If the number is 5 or higher you round up.
Answer : 70
Step-by-step explanation: because 40 +30 and the biggest number in the chart is 7 just add a 0 and it becomes 70
Answer:
B. 40
Step-by-step explanation:
We know that the large angle is 90 degrees as it is a right angle. Thus, 
(I don't know how to include degree symbols). We solve: 
, so then 
. Thus, x is forty degrees and the answer is B.
Answer:
28 and 49 are the two numbers whose sum is 77.
Step-by-step explanation:
Answer:
HL Theorem
Step-by-step explanation:
Here, we see that both triangles have a right angle, making them right triangles. We know that the hypotenuse must be equivalent, as it is the same line. Furthermore, we see that one of the legs from each triangle are equivalent. Therefore, we can use HL Theorem to prove these triangles are equal.
