An acute angle is infact 90 degrees, therefore your answer is correct.
The answer and explanation in the pic below
Good luck,!
If helped..mark brainliest please ;)
-10 and 2
-10 x 2 = -20
-10 + 2 = -8
Total sets of 4-digits = 6
Total 4-digit numbers formed by one set of number = 4
So, total numbers that can be formed = 6 × 4 = 24
For what shape??
pls answer, then we can get somewhere with this question!! :)