Step-by-step explanation:
Area = ½ b × h
height = √(13²-5²)
=12
Area = ½ × 10 × 12
= 60 cm²
Answer:
18
Step-by-step explanation:
4x+100+3x+79=32
7x+179=32
7x=-147
x=-21
Now, plug in the numbers.
3(-21)+79=-61+79
=18
Hope I helped! Please mark Brainliest!!!
Answer:
15.6cm
Step-by-step explanation:
Answer:F(x) = 10x+30
Step-by-step explanation:
X=3