Please help asap! the question in each box is (is or is not)

Select the correct answer from each drop-down menu. rewrite the formula to find voltage. the formula for electrical power (p, in watts) is where v is the voltage in volts and r is the resistance in ohms. for a particular brand of water heater, r is 32 ohms and p is 0.5 watts. the formula to find v is , and the voltage at which the heater operates is volts.

Weak battery is considered to be a part of routine a. inspection b. wear and tear c. maintenance d. check

Given: circle o, cd is diameter, chord ab || cd. arc ab = 74°, find arc ca.