Answer:
firstly you should have a clear concept about algebra
secondly you should know some basic formula
hope it helps you
Answer:
61 degrees
Step-by-step explanation:
A triangle has a total of 180 degrees. We already know 80 and 39. 80+39 is 119. 180-119+61
Answer:
11.2
Step-by-step explanation:
If the rectangulars are similar then we can use similarity ratio to calculate value of x
CD is similar to RS and AB is similar to QP
4/6.4 = 7/x cross multiply expressions
4x = 44.8 divide both sides by 4
x = 11.2
Answer:
D) The expression equals 0
Step-by-step explanation:
-8 + 8 = 0
the negative and positive cancel eachother out
To divide by a fraction is to multiply by its recipricle.
3/7 × 2/1
simplify fraction
3/7 × 2
multiply
6/7