Answer:
2:1???
Step-by-step explanation:
Answer:
It will be 57 points.
Step-by-step explanation:
Answer: y=5x-8
Step-by-step explanation: slope intercept form is y=mx+b. M stands for the slope and B stands for the y-intercept. You just need to input what the question is telling you.
If you know the measurements of 2 sides not the height , you can apply Pythagorean theorem to find the height. Square root of the sum of the squared sides
A = 1/2 bh
A = 1/2 (21)(8)
A = 1/2 (168)
A = 84