Questions in Grade High-school

Questions in Grade High-school

[Homework Help] Which structure in the digestive system comes into direct contact with the circulatory system for the transfer of nutrients into the blood?

[Homework Help] In rhombus ABCD, AB = 13 and AC = 25. Find the area of the rhombus to the nearest tenth.

[Homework Help] What was the extent of the Russian Empire's expansion between the 9th century and the end of the 17th century?

[Homework Help] How many moles of \(\text{Ca(OH)}_2\) are in 25 mL of a 1.5 M solution?

[Homework Help] Describe how ecologists use the technique of sampling to estimate population size.

[Homework Help] Find all real numbers \( x \) such that: \[ 6x - 21 \geq 3 \] or \[ 14x + 11 \leq -7 \]

[Homework Help] A(n) ____________ is a substance in which all the exact combinations of elements are always the same. A. synthetic element B. compound C. mixture D. solution

[Homework Help] Let [tex](2x - 12) \text{ degrees}[/tex] represent the measure of an acute angle. What are the possible values of [tex]x[/tex]?

[Homework Help] What causes a nebula to collapse?

[Homework Help] What does a circle graph show that a bar graph does not?